A releasable locking hinge assembly having: a shaft including a first locking region with faceted sides on an outer circumference of the shaft, and a partial or complete hollow cylinder coaxial with and receiving the shaft, wherein the hollow cylinder includes a second locking region with faceted si
A releasable locking hinge assembly having: a shaft including a first locking region with faceted sides on an outer circumference of the shaft, and a partial or complete hollow cylinder coaxial with and receiving the shaft, wherein the hollow cylinder includes a second locking region with faceted sides on an inner wall of the cylinder, wherein the first locking region and second locking region are configured to slidably engage; and wherein the locking regions slidably engage, they lock the angular position of the locking hinge, and where they slidably disengage, they allow the locking hinge to pivot.
대표청구항▼
1. A first plate or arm including a slot; a second plate or arm seated in the slot of the first plate or arm and the second plate or arm comprising a middle cylindrical bore, and wherein the middle cylindrical bore and the second plate or arm that is connected to it are narrower than the width of th
1. A first plate or arm including a slot; a second plate or arm seated in the slot of the first plate or arm and the second plate or arm comprising a middle cylindrical bore, and wherein the middle cylindrical bore and the second plate or arm that is connected to it are narrower than the width of the slot such that a gap is between a first side of the second plate or arm and a first side of the slot;the middle cylindrical bore comprising at least one locking region with faceted sides or teeth on an inner circumference of the cylindrical bore; and wherein the second plate or arm pivots axially relative to the plane of the first plate or arm;a shaft secured to the first plate or arm, bridging the slot and extending through the middle cylindrical bore, the shaft comprising at least one locking region with faceted sides or teeth on an outer circumference of the shaft and at least one non-locking region contiguous with the at least one locking region, wherein the at least one non-locking region is defined by a smooth cylindrical surface of the outer circumference of the shaft and around which the second plate or arm pivots axially;wherein the second plate or arm slides along the shaft between an unlocked position and a locked position, such that: while in the unlocked position the at least one multi-sided or toothed locking region of the middle cylindrical bore is aligned with the non-locking region of the shaft and completely disengaged from the at least one multi-sided or toothed locking region on the outer circumference of the shaft; and while in the unlocked position, the middle cylindrical bore and the second plate or arm that is connected to it are free to rotate relative to the first plate or arm; and while in the locked position the at least one multi-sided or toothed locking region of the middle cylindrical bore is aligned with and engages the at least one multi-sided or toothed locking region on the outer circumference of the shaft; and while in the locked position, the middle cylindrical bore and the second plate or arm that is connected to it are prevented from rotating relative to the first plate or arm and wherein while the second plate or arm is in the locked position the second plate or arm is configured to comprise an element of the first plate or arm which defines the slot or comprises a pivoted support element. 2. The hinge or clamp assembly of claim 1 wherein the at least one locking region of the middle cylindrical bore is a plurality of locking regions. 3. The hinge or clamp assembly of claim 1 wherein the at least one locking region of the shaft is a plurality of locking regions. 4. The hinge or clamp assembly of claim 1 wherein the cylindrical bore included with the second plate or arm is a plurality of cylindrical bores. 5. A housing or protective casing for an electronic device comprising: a back wall including a slot;a plate or arm seated in the slot of the back wall and the plate or arm comprising a middle cylindrical bore, and wherein the middle cylindrical bore and the plate or arm that is connected to it are narrower than the width of the slot such that a gap is between a first side of the plate or arm and a first side of the slot;the middle cylindrical bore comprising at least one locking region with faceted sides or teeth on an inner circumference of the cylindrical bore; and wherein the plate or arm pivots axially relative to the plane of the back wall;a shaft secured to the back wall, bridging the slot and extending through the middle cylindrical bore, the shaft comprising at least one locking region with faceted sides or teeth on an outer circumference of the shaft and at least one non-locking region contiguous with the at least one locking region, wherein the at least one non-locking region is defined by a smooth cylindrical surface of the outer circumference of the shaft and around which the second plate or arm pivots axially;wherein the plate or arm slides along the shaft between an unlocked position and a locked position, such that: while in the unlocked position the at least one multi-sided or toothed locking region of the middle cylindrical bore is aligned with the non-locking region of the shaft and completely disengaged from the at least one multi-sided or toothed locking region on the outer circumference of the shaft; and while in the unlocked position, the middle cylindrical bore and the plate or arm that is connected to it are free to rotate relative to the first plate or arm; and while in the locked position the at least one multi-sided or toothed locking region of the middle cylindrical bore is aligned with and engages the at least one multi-sided or toothed locking region on the outer circumference of the shaft; and while in the locked position, the middle cylindrical bore and the plate or arm that is connected to it are prevented from rotating relative to the back wall and wherein while the second plate or arm is in the locked position the second plate or arm is configured to comprise an element of the first plate or arm which defines the slot or comprises a pivoted support element. 6. The hinge assembly of claim 5 wherein the at least one locking region of the middle cylindrical bore is a plurality of locking regions. 7. The hinge assembly of claim 5 wherein the at least one locking region of the shaft is a plurality of locking regions. 8. The hinge or clamp assembly of claim 5 wherein the cylindrical bore included with the plate or arm is a plurality of cylindrical bores. 9. A hinge or clamp assembly comprising: a first plate or arm including a slot and outer cylindrical bores on opposite sides of the slot, wherein the outer cylindrical bores are coaxial;a second plate or arm seated in the slot of the first plate or arm and the second plate or arm comprising a middle cylindrical bore coaxial with the outer cylindrical bores, andthe middle cylindrical bore comprising at least one locking region with faceted sides or teeth on an inner circumference of the cylindrical bore and wherein the second plate or arm moves rotationally relative to the first plate or arm about a longitudinal axis defined by the outer and middle cylindrical bores;a locking mechanism including a hinge shaft that is rotationally fixed and seated inside the outer and middle cylindrical bores, extends through the outer and middle cylindrical bores and is configured to move axially along the longitudinal axis of the middle and outer cylindrical bores, the shaft comprising at least one locking region with faceted sides or teeth on an outer circumference of the shaft and at least one non-locking region contiguous with the at least one locking region, wherein the at least one non-locking region is defined by a smooth cylindrical surface of the outer circumference of the shaft;wherein the hinge shaft slides along the middle cylindrical bore between an unlocked position and a locked position, such that: while the hinge shaft is in the unlocked position the at least one non-locking region of the hinge shaft is aligned with the at least one locking region of the middle cylindrical bore, and while the hinge shaft is in the unlocked position, the middle cylindrical bore and the second plate or arm that is connected to it are while the hinge shaft is in the locked position the at least one multi-sided or toothed locking region of the hinge shaft is partially or fully aligned with the at least one locking region of the middle cylindrical bore, and while the hinge shaft is in the locked position, the middle cylindrical bore and the second plate or arm that is connected to it are prevented from rotating relative to the outer cylindrical bores and the first plate or arm that is connected to them and wherein while the second plate or arm is in the locked position the second plate or arm is configured to comprise an element of the first plate or arm which defines the slot or comprises a pivoted support element; anda biasing mechanism configured to urge the hinge shaft axially along the longitudinal axis of the bores in a direction to engage the at least one multi-sided or toothed locking area of the hinge shaft with the at least one multi-sided or toothed locking area of the middle cylindrical bore, thereby preventing the first plate or arm and the second plate or arm from pivoting relative to one another; anda release post configured to be manually displaced to urge the hinge shaft axially along the longitudinal axis of the bores in a direction to disengage the at least one multi-sided or toothed locking region of the hinge shaft from the at least one multi-sided or toothed locking region of the middle cylindrical bore, thereby allowing the second plate or arm to pivot relative to the first plate or arm. 10. The hinge or clamp of claim 9 wherein the biasing mechanism is a spring. 11. The hinge or clamp of claim 9 wherein the biasing mechanism is a coil spring. 12. The hinge assembly of claim 9 wherein the at least one locking region of the middle cylindrical bore is a plurality of locking regions. 13. The hinge assembly of claim 9 wherein the at least one locking region of the shaft is a plurality of locking regions. 14. The hinge or clamp assembly of claim 9 wherein the cylindrical bore included with the second plate or arm is a plurality of cylindrical bores. 15. A casing for an electronic device comprising: a back wall including a slot and outer cylindrical bores on opposite sides of the slot, wherein the outer cylindrical bores are coaxial;a plate or arm seated in the slot the back wall and the plate or arm comprising a middle cylindrical bore coaxial with the outer cylindrical bores; andthe middle cylindrical bore comprising at least one locking region with faceted sides or teeth on an inner circumference of the cylindrical bore and wherein the plate or arm moves rotationally relative to the back wall about a longitudinal axis defined by the outer and middle cylindrical bores;a locking mechanism including a hinge shaft that is rotationally fixed and seated inside the outer and middle cylindrical bores, extends through the outer and middle cylindrical bores and is configured to move axially along the longitudinal axis of the middle and outer cylindrical bores, the shaft comprising at least one locking region with faceted sides or teeth on an outer circumference of the shaft and at least one non-locking region contiguous with the at least one locking region, wherein the at least one non-locking region is defined by a smooth cylindrical surface of the outer circumference of the shaft;wherein the hinge shaft slides along the middle cylindrical bore between an unlocked position and a locked position, such that: while the hinge shaft is in the unlocked position the at least one non-locking region of the hinge shaft is aligned with the at least one locking region of the middle cylindrical bore, and while the hinge shaft is in the unlocked position, the middle cylindrical bore and the second plate or arm that is connected to it are free to rotate relative to the outer cylindrical bores of the first plate or arm that is connected to them, and while the hinge shaft is in the locked position the at least one multi-sided or toothed locking region of the hinge shaft is partially or fully aligned with the at least one locking region of the middle cylindrical bore, and while the hinge shaft is in the locked position, the middle cylindrical bore and the second plate or arm that is connected to it are prevented from rotating relative to the outer cylindrical bores and the first plate or arm that is connected to them and wherein while the second plate or arm is in the locked position the second plate or arm is configured to comprise an element of the first plate or arm which defines the slot or comprises a pivoted support element; anda biasing mechanism configured to urge the hinge shaft axially along the longitudinal axis of the bores in a direction to engage the at least one multi-sided or toothed locking area of the hinge shaft with the at least one multi-sided or toothed locking area of the middle cylindricala release post configured to be manually displaced to urge the hinge shaft axially along the longitudinal axis of the bores in a direction to disengage the at least one multi-sided or toothed locking region of the hinge shaft from the at least one multi-sided or toothed locking region of the middle cylindrical bore, thereby allowing the second plate or arm to pivot relative to the first plate or arm. 16. The hinge assembly of claim 15 wherein the at least one locking region of the middle cylindrical bore is a plurality of locking regions. 17. The hinge or clamp of claim 16 wherein the biasing mechanism is a coil spring. 18. The hinge or clamp of claim 16 wherein the biasing mechanism is a spring. 19. The hinge assembly of claim 15 wherein the at least one locking region of the shaft is a plurality of locking regions. 20. The hinge assembly of claim 15 wherein the cylindrical bore included with the plate or arm is a plurality of cylindrical bores.
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이 특허에 인용된 특허 (31)
Liu Kun-Hei (2F. ; No. 32 ; Lane 200 ; Tung Hwa Street Taipei TWX), Adjustable baby cart handrail positioning device.
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