A juvenile seat includes a seat base, a reclinable backrest, and a backrest lock. The backrest lock can be operated by a caregiver to allow for a change in the angular orientation of the reclinable backrest.
대표청구항▼
The invention claimed is: 1. A juvenile seat comprising a seat base, a reclinable backrest mounted for pivotable movement relative to the seat base to change orientation of the reclinable backrest, a backrest lock coupled to the seat base and to the reclinable backrest, the backrest lock including
The invention claimed is: 1. A juvenile seat comprising a seat base, a reclinable backrest mounted for pivotable movement relative to the seat base to change orientation of the reclinable backrest, a backrest lock coupled to the seat base and to the reclinable backrest, the backrest lock including a backrest retainer movably mounted in the seat base, a retainer holder coupled to the reclinable backrest and arranged to move therewith relative to the seat base, and a recline adjustor coupled to the backrest retainer and mounted for movement relative to the seat base in a first direction to move the backrest retainer to an extended position to mate with the retainer holder to lock the reclinable backrest in a selected stationary position relative to the seat base to establish a first orientation and in a second direction to move the backrest retainer to a retracted position to unmate from the retainer holder to release the reclinable seat back for pivotable movement relative to the seat base to assume a second orientation, and wherein the seat base includes a seat bottom adapted to support a seated juvenile thereon and first and second arm supports arranged to lie in spaced-apart relation to one another to locate the seat bottom and the reclinable backrest therebetween, the seat base also includes a backrest support arranged to extend in a rearward direction away from the seat bottom and the backrest, the backrest support is formed to include an interior region containing the backrest retainer, and the recline adjustor includes a handgrip arranged to lie in an exposed position outside of the interior region and a motion controller coupled to the handgrip and arranged to extend through an adjustor aperture formed in the backrest support to mate with the backrest retainer. 2. The juvenile seat of claim 1, wherein the backrest support includes a rear portion including a rear interior wall arranged to face toward the reclinable backrest, a rear exterior wall arranged to face away from the reclinable backrest, and a rear top wall arranged to interconnect the rear interior an exterior walls and formed to include the adjustor aperture. 3. The juvenile seat of claim 1, wherein the backrest support includes a rear top wall formed to include the adjustor aperture and an outwardly opening basin located in the adjustor aperture and coupled to the rear top wall, the basin includes a floor and a side wall arranged to interconnect the floor and the rear top wall, and configured to cooperate with the floor to form a region receiving the handgrip therein, the floor is formed to include an opening, and the motion controller includes a post coupled to the underside of the handgrip and arrange to extend through the opening formed in the floor to mate with the retainer mover. 4. The juvenile seat of claim 1, wherein the retainer holder is formed to include a lower anchor socket and an upper anchor socket, each of the lower and upper anchor sockets has a rearwardly facing opening sized to receive a backrest anchor included in the backrest retainer to lock the reclinable backrest in a selected stationary position in response to movement of the recline adjustor relative to the seat base in the first direction, and the backrest anchor is moved to assume a position outside of the lower and upper anchor sockets in response to movement of the recline adjustor relative to the seat base in the second direction. 5. The juvenile seat of claim 4, wherein the backrest retainer further includes an anchor support coupled to the backrest anchor and formed to include a retainer-driver post-transfer channel and the recline adjustor includes a retainer-driver post mounted for movement in the retainer-driver post-transfer channel in a forward direction toward the retainer holder to move the anchor support toward the retainer holder and the backrest anchor on the anchor support into a selected one of the lower and upper anchor sockets and in a rearward direction away from the retainer holder to move the anchor support away from the retainer holder and the backrest anchor on the anchor support out of the lower and upper anchor sockets. 6. The juvenile seat of claim 5, wherein the recline adjustor further includes a handgrip supported for rotation about an axis of rotation relative to the base and coupled to the retainer-driver post to provide means for moving the retainer-driver post in the retainer-driver post-transfer channel in the forward direction in response to rotation of the handgrip about the axis of rotation in the first direction and in the rearward direction in response to rotation of the handgrip about the axis of rotation in the second direction. 7. The juvenile seat of claim 5, wherein the recline adjustor is coupled to the anchor support to constrain the retainer-driver post to move along an arcuate path in the retainer-driver post-transfer channel during movement of the retainer driver post in the forward and rearward directions. 8. The juvenile seat of claim 7, wherein the retainer-driver post has a first diameter, the retainer-driver post-transfer channel has an oblong shape characterized by a width that is greater than the first diameter and a length that is greater than the first diameter, the retainer drive post-transfer channel has a rearward nest arranged to receive the retainer-driver post upon movement of the backrest retainer to the retracted position and a forward nest located between the backrest anchor and the rearward nest and arranged to receive the retainer-driver post upon movement of the backrest retainer to the extended position, the anchor support includes an interior edge bordering the retainer-driver post-transfer channel, and the retainer-driver post engages the interior edge border while located in the forward and rearward nests and disengages the interior edge border during movement between the forward and rearward nests along the arcuate path in the retainer-driver post-transfer channel. 9. The juvenile seat of claim 5, wherein the anchor support is also formed to include a center-support post-transfer channel and the recline adjustor further includes a center-support post arranged to lie in spaced-apart relation to the retainer-driver post and mounted for movement in the center-support post-transfer channel in the forward direction toward the retainer holder in response to movement of the retainer-driver post in the rearward direction away from the retainer holder and in the rearward direction away from the retainer holder in response to movement of the retainer-driver post in the forward direction toward the retainer holder. 10. The juvenile seat of claim 9, wherein the anchor support is also formed to include a rear post retainer, a front post retainer located between the rear post retainer and the backrest anchor, an arcuate post-transfer channel arranged to interconnect the rear and front post retainers and positioned to lie in spaced-apart relation to the retainer-driver post-transfer channel to locate the center-support post-transfer channel therebetween, the recline adjustor further includes a drift-blocker post arranged to lie in spaced-apart relation to the retainer-driver post to locate the center-support post therebetween, the drift-blocker post is mounted for movement in the arcuate post-transfer channel between the rear and front post retainers in a clockwise direction about an axis established by the center-support post toward the front post retainer in response to movement of the retainer-driver post in the rearward direction and in a counterclockwise direction about the axis established by the center-support post toward the rear post retainer in response to movement of the retainer-driver post in the first direction. 11. The juvenile seat of claim 10, wherein the anchor support further includes first detent means for retaining drift-blocker post temporarily in rear post retainer upon arrival of the drift-blocker post in the rear post retainer until a handgrip included in the recline adjustor and coupled to each of the retainer-driver, center-support, and drift-blocker posts is moved by a caregiver relative to the base to cause the retainer-driver post to move in the rearward direction in the retainer-driver post-transfer channel so that there is no unauthorized drifting movement of the retainer-driver post in the retainer-driver post-transfer channel to cause unauthorized movement of the backrest retainer from the extended position to the retracted position. 12. The juvenile seat of claim 10, wherein the recline adjustor further includes a handgrip coupled to each of the retainer-driver, center-support and drift-blocker posts and supported for rotational movement about an axis of rotation established by the center-support post in a selected one of the first and second directions to control movement of the backrest retainer between the extended and retracted positions. 13. The juvenile seat of claim 4, wherein the backrest lock further includes a retainer mount having a floor arranged to underlie the backrest retainer and configured to support the backrest retainer for back-and-forth sliding movement toward and away from the retainer holder. 14. The juvenile seat of claim 13, wherein the floor is also arranged to lie under the recline adjustor. 15. The juvenile seat of claim 13, wherein the seat base includes a seat bottom adapted to support a seated juvenile thereon and first and second arm supports arranged to lie in spaced-apart relation to one another to locate the seat bottom and the reclinable backrest therebetween, the seat base also includes a backrest support arranged to extend in a rearward direction away from the seat bottom and the backrest, the backrest support is formed to include an interior region containing the backrest retainer, the recline adjustor includes a handgrip arranged to lie in an exposed position outside of the interior region and a motion controller coupled to the handgrip and arranged to extend through an adjustor aperture formed in the backrest support to mate with the backrest retainer, and the floor of the retainer mount is located in the interior region of the backrest support in a position underlying the handgrip and the motion controller. 16. The juvenile seat of claim 13, wherein the retainer holder includes a wall associated with each of the lower and upper anchor sockets, the floor of the retainer mount is inclined to lie at an acute angle relative to a horizontal reference plane and is arranged to extend upwardly to lie in closely confronting relation to the retainer holder, and the inclined floor is arranged to lie in substantially coplanar relation to a first socket floor provided on an upper surface of the wall associated with the lower anchor socket upon pivoting movement of the reclinable backrest to align the first anchor socket in registry with the inclined floor and to assume the first orientation and to a second socket floor provided on an upper surface of the wall associated with the upper anchor socket upon pivoting movement of the reclinable backrest to align the second anchor socket in registry with the inclined floor and to assume the second orientation. 17. The juvenile seat of claim 16, wherein the floor is also arranged to lie under the recline adjustor. 18. The juvenile seat of claim 13, wherein the retainer mount further includes first and second guide rails arranged to lie in spaced-apart relation to one another to locate the floor therebetween, the backrest retainer further includes an anchor support coupled to the backrest anchor and mounted for back-and-forth sliding movement on the floor of the retainer mount, and the anchor support is formed to include a first guide channel receiving the first guide rail therein and a second guide channel receiving the second guide rail therein, and the rails and channels cooperate to define means for defining a path of sliding movement of the anchor support on the floor to guide movement of the backrest anchor into and out of annular sockets formed in the retainer holder in response to movement of the recline adjustor in the first and second directions. 19. The juvenile seat of claim 1, wherein the retainer holder is formed to include a lower anchor socket and an upper anchor socket, each of the lower and upper anchor sockets has a rearwardly facing opening sized to receive a backrest anchor included in the backrest retainer to lock the reclinable backrest in a selected stationary position in response to movement of the recline adjustor relative to the seat base in the first direction, the backrest anchor is moved to assume a position outside of the lower and upper anchor sockets in response to movement of the recline adjustor relative to the seat base in the second direction, each of the lower and upper anchor sockets is bordered by a lower wall and an upper wall overlying the lower wall, the retainer holder further includes a first set of spaced-apart fins coupled to the upper wall of the lower anchor socket and arranged to extend downwardly toward the lower wall of the first annular socket and cooperate with the lower annular wall of the first annular socket to define means in the first annular socket for lightly gripping a backrest anchor inserted therein to help retain the backrest anchor in the first annular socket when the backrest lock is being used to lock the reclinable backrest to the seat base. 20. The juvenile seat of claim 1, wherein the retainer holder is formed to include a lower anchor socket and an upper anchor socket, each of the lower and upper anchor sockets has a rearwardly facing opening sized to receive a backrest anchor included in the backrest retainer to lock the reclinable backrest in a selected stationary position in response to movement of the recline adjustor relative to the seat base in the first direction, the backrest anchor is moved to assume a position outside of the lower and upper anchor sockets in response to movement of the recline adjustor relative to the seat base in the second direction, the recline adjustor includes three downwardly extending posts and a handgrip coupled to the three downwardly extending posts and supported for rotation about an axis to move the three downwardly extending posts relative to the seat base, the backrest retainer further includes an anchor support coupled to the backrest anchor to move therewith relative to the retainer holder, the anchor support is formed to include three post-transfer channels, each post-transfer channel is located and sized to receive one of the three downwardly extending posts included in the recline adjustor, and the three downwardly extending posts are arranged to move in companion post-transfer channels in response to rotation of the handgrip about the axis to move the backrest retainer between the extended and retracted positions. 21. A juvenile seat comprising a seat base, a reclinable backrest mounted for pivotable movement relative to the seat base to change orientation of the reclinable backrest, a backrest lock coupled to the seat base and to the reclinable backrest, the backrest lock including a backrest retainer movably mounted in the seat base, a retainer holder coupled to the reclinable backrest and arranged to move therewith relative to the seat base, and a recline adjustor coupled to the backrest retainer and mounted for movement relative to the seat base in a first direction to move the backrest retainer to an extended position to mate with the retainer holder to lock the reclinable backrest in a selected stationary position relative to the seat base to establish a first orientation and in a second direction to move the backrest retainer to a retracted position to unmate from the retainer holder to release the reclinable seat back for pivotable movement relative to the seat base to assume a second orientation, wherein the seat base includes a seat bottom adapted to support a seated juvenile thereon and first and second arm supports arranged to lie in spaced-apart relation to one another to locate the seat bottom and the reclinable backrest therebetween, the seat base also includes a backrest support arranged to extend in a rearward direction away from the seat bottom and the backrest, the backrest support is formed to include an interior region containing the backrest retainer, and the recline adjustor includes a handgrip arranged to lie in an exposed position outside of the interior region and a motion controller coupled to the handgrip and arranged to extend through an adjustor aperture formed in the backrest support to mate with the backrest retainer; and wherein the retainer holder is formed to include a lower anchor socket and an upper anchor socket, each of the lower and upper anchor sockets has a rearwardly facing opening sized to receive a backrest anchor included in the backrest retainer to lock the reclinable backrest in a selected stationary position in response to movement of the recline adjustor relative to the seat base in the first direction, and the backrest anchor is moved to assume a position outside of the lower and upper anchor sockets in response to movement of the recline adjustor relative to the seat base in the second direction. 22. A juvenile seat comprising a seat base, a reclinable backrest mounted for pivotable movement relative to the seat base to change orientation of the reclinable backrest, a backrest lock coupled to the seat base and to the reclinable backrest, the backrest lock including a backrest retainer movably mounted in the seat base, a retainer holder coupled to the reclinable backrest and arranged to move therewith relative to the seat base, and a recline adjustor coupled to the backrest retainer and mounted for movement relative to the seat base in a first direction to move the backrest retainer to an extended position to mate with the retainer holder to lock the reclinable backrest in a selected stationary position relative to the seat base to establish a first orientation and in a second direction to move the backrest retainer to a retracted position to unmate from the retainer holder to release the reclinable seat back for pivotable movement relative to the seat base to assume a second orientation, wherein the seat base includes a seat bottom adapted to support a seated juvenile thereon and first and second arm supports arranged to lie in spaced-apart relation to one another to locate the seat bottom and the reclinable backrest therebetween, the seat base also includes a backrest support arranged to extend in a rearward direction away from the seat bottom and the backrest, the backrest support is formed to include an interior region containing the backrest retainer, and the recline adjustor includes a handgrip arranged to lie in an exposed position outside of the interior region and a motion controller coupled to the handgrip and arranged to extend through an adjustor aperture formed in the backrest support to mate with the backrest retainer; and wherein the retainer holder is formed to include a lower anchor socket and an upper anchor socket, each of the lower and upper anchor sockets has a rearwardly facing opening sized to receive a backrest anchor included in the backrest retainer to lock the reclinable backrest in a selected stationary position in response to movement of the recline adjustor relative to the seat base in the first direction, the backrest anchor is moved to assume a position outside of the lower and upper anchor sockets in response to movement of the recline adjustor relative to the seat base in the second direction, each of the lower and upper anchor sockets is bordered by a lower wall and an upper wall overlying the lower wall, the retainer holder further includes a first set of spaced-apart fins coupled to the upper wall of the lower anchor socket and arranged to extend downwardly toward the lower wall of the first annular socket and cooperate with the lower annular wall of the first annular socket to define means in the first annular socket for lightly gripping a backrest anchor inserted therein to help retain the backrest anchor in the first annular socket when the backrest lock is being used to lock the reclinable backrest to the seat base. 23. A juvenile seat comprising a seat base, a reclinable backrest mounted for pivotable movement relative to the seat base to change orientation of the reclinable backrest, a backrest lock coupled to the seat base and to the reclinable backrest, the backrest lock including a backrest retainer movably mounted in the seat base, a retainer holder coupled to the reclinable backrest and arranged to move therewith relative to the seat base, and a recline adjustor coupled to the backrest retainer and mounted for movement relative to the seat base in a first direction to move the backrest retainer to an extended position to mate with the retainer holder to lock the reclinable backrest in a selected stationary position relative to the seat base to establish a first orientation and in a second direction to move the backrest retainer to a retracted position to unmate from the retainer holder to release the reclinable seat back for pivotable movement relative to the seat base to assume a second orientation, wherein the seat base includes a seat bottom adapted to support a seated juvenile thereon and first and second arm supports arranged to lie in spaced-apart relation to one another to locate the seat bottom and the reclinable backrest therebetween, the seat base also includes a backrest support arranged to extend in a rearward direction away from the seat bottom and the backrest, the backrest support is formed to include an interior region containing the backrest retainer, and the recline adjustor includes a handgrip arranged to lie in an exposed position outside of the interior region and a motion controller coupled to the handgrip and arranged to extend through an adjustor aperture formed in the backrest support to mate with the backrest retainer; and wherein the retainer holder is formed to include a lower anchor socket and an upper anchor socket, each of the lower and upper anchor sockets has a rearwardly facing opening sized to receive a backrest anchor included in the backrest retainer to lock the reclinable backrest in a selected stationary position in response to movement of the recline adjustor relative to the seat base in the first direction, the backrest anchor is moved to assume a position outside of the lower and upper anchor sockets in response to movement of the recline adjustor relative to the seat base in the second direction, the recline adjustor includes three downwardly extending posts and a handgrip coupled to the three downwardly extending posts and supported for rotation about an axis to move the three downwardly extending posts relative to the seat base, the backrest retainer further includes an anchor support coupled to the backrest anchor to move therewith relative to the retainer holder, the anchor support is formed to include three post-transfer channels, each post-transfer channel is located and sized to receive one of the three downwardly extending posts included in the recline adjustor, and the three downwardly extending posts are arranged to move in companion post-transfer channels in response to rotation of the handgrip about the axis to move the backrest retainer between the extended and retracted positions.
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이 특허에 인용된 특허 (22)
Poulson Keith (Westminster CO) Bertsch Patrick M. (Thornton CO), Adjustable height high chair.
Sclare, Jacob; Thomson, John M.; Costello, Cary; Nolan, Patrick B.; Dotsey, Michael A.; Dingler, Noah E., Booster seat with stowable tray and/or stowable securing strap.
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