IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0739645
(2013-01-11)
|
등록번호 |
US-8821094
(2014-09-02)
|
우선권정보 |
CA-2502008 (2005-03-21) |
발명자
/ 주소 |
- McDuff, Pierre
- Pollak, Alexandre
- Nguyen, Lang
- Bouchard, Andre
|
출원인 / 주소 |
- Cobra Fixations Cie Ltee-Cobra Anchors Co. Ltd.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
116 |
초록
▼
An anchor assembly (A) for hollow walls comprises an anchor body (400) and a toggle member (231) that is displaceable between a first position wherein the toggle member (231) is substantially aligned with the anchor body (400) such that the anchor assembly (A) can be inserted in the wall (W) via a c
An anchor assembly (A) for hollow walls comprises an anchor body (400) and a toggle member (231) that is displaceable between a first position wherein the toggle member (231) is substantially aligned with the anchor body (400) such that the anchor assembly (A) can be inserted in the wall (W) via a cutting distal end (325) of the toggle member (231), and a second position wherein the toggle member (231) extends behind the wall (W) at an angle relative to the anchor body (400) which extends through the wall (W). The toggle member (231) is held captive in the first position but is released and then rotated to the second position by a fastener (218) introduced in the anchor body (400). The fastener (218) threadably engages the toggle member (231) thereby drawing the toggle member (231) against a hidden side of the wall (W).
대표청구항
▼
1. An anchor assembly for hollow walls, comprising an anchor body and a toggle member moveably mounted to said anchor body, said toggle member being displaceable between first and second positions thereof, wherein in said first position said toggle member is substantially aligned with said anchor bo
1. An anchor assembly for hollow walls, comprising an anchor body and a toggle member moveably mounted to said anchor body, said toggle member being displaceable between first and second positions thereof, wherein in said first position said toggle member is substantially aligned with said anchor body such that the anchor assembly can be rotated for insertion in the wall, and wherein in said second position said toggle member extends behind the wall at an angle relative to said anchor body with said anchor body extending through the hole in the wall, said toggle member being held captive in said first position but being displaceable longitudinally along said anchor body when an appropriate fastener is introduced in said anchor body, deflector means being provided for causing, after a sufficient longitudinal displacement of said toggle member has released the same from a captive state thereof, said toggle member to pivot relative to said anchor body to said second position, said toggle member being adapted to then threadably receive the fastener such that further rotation of the fastener draws said toggle member against a hidden side of the wall with said anchor body being held substantially fixed relative to the wall, said anchor body and said toggle member being provided with at least first and second locking means that cooperate for retaining said toggle member in said captive state when in said first position, said locking means being spaced apart. 2. An anchor assembly as defined in claim 1, wherein said locking means each include cooperating first and second elements provided on respective ones of said toggle member and said anchor body, said first and second elements being axially engaged to one another. 3. An anchor assembly as defined in claim 2, wherein said first and second elements of each locking means comprise tongue and groove elements provided on respective ones of said toggle member and said anchor body. 4. An anchor assembly as defined in claim 3, wherein said tongue and groove elements extend substantially parallelly to said anchor body. 5. An anchor assembly as defined in claim 3, wherein said anchor body includes a pair of spaced substantially parallel posts, trailing section of said toggle member being slidable between and along said posts such that a longitudinal displacement of said toggle member relative to said anchor body disengages said tongue and groove elements from one another, said toggle member leaving said captive state so as to then be allowed to pivot to said second position as said deflector means engages a distal element of said anchor body. 6. An anchor assembly as defined in claim 5, wherein said distal element of said anchor body comprises a connector attached to distal ends of said posts. 7. An anchor assembly as defined in claim 5, wherein said locking means further include first and second pairs of tracks defined along longitudinal edges of said toggle member and adapted to engage, in said first position, side edges of said posts of said anchor body. 8. An anchor assembly as defined in claim 7, wherein said first and second pairs of tracks are provided on opposite sides of said posts, with an axial space being defined between said first and second pairs of tracks, said axial space being dimensioned so as to receive therein said posts when said toggle member is in said second position thereof, wherein said posts abut said first and second pairs of tracks for limiting said toggle member to a substantially perpendicular position relative to said anchor body thereby facilitating the threaded engagement of the fastener in said toggle member. 9. An anchor assembly as defined in claim 5, wherein said tongue elements are provided on said posts of said anchor body and extend in a substantially same longitudinal direction, and wherein said groove elements are defined on said toggle member and extend in a substantially same longitudinal direction. 10. An anchor assembly as defined in claim 1, wherein said anchor body is made of a plastics material, such as nylon, and said toggle member is made of a metallic material, such as zinc. 11. An anchor assembly for hollow walls, comprising an anchor body and a toggle member moveably mounted to said anchor body, said toggle member being displaceable between first and second positions thereof, wherein in said first position said toggle member is substantially aligned with said anchor body such that the anchor assembly can be rotated for insertion in the wall, and wherein in said second position said toggle member extends behind the wall at an angle relative to said anchor body with said anchor body extending through the hole in the wall, said toggle member being held captive in said first position but being displaceable longitudinally along said anchor body when an appropriate fastener is introduced in said anchor body, deflector means being provided for causing, after a sufficient longitudinal displacement of said toggle member has released the same from a captive state thereof, said toggle member to pivot relative to said anchor body to said second position, said toggle member being adapted to then threadably receive the fastener such that further rotation of the fastener draws said toggle member against a hidden side of the wall with said anchor body being held substantially fixed relative to the wall, wherein said anchor body comprises a proximal collar provided on a leading side thereof with at least one curved locking protrusion extending outwardly from said collar and adapted to engage the wall at the end of the rotary installation of said anchor assembly in the wall and thereby provide resistance to a further rotation of said anchor assembly relative to the wall. 12. An anchor assembly as defined in claim 11, wherein there are provided two said locking protrusions. 13. An anchor assembly as defined in claim 12, wherein each said curved locking protrusion includes a fin. 14. An anchor assembly as defined in claim 11, wherein each said curved locking protrusion is helix-shaped. 15. An anchor assembly as defined in claim 12, wherein said locking protrusions are provided substantially on diametrically opposed sides of said collar. 16. An anchor assembly as defined in claim 11, wherein said anchor body comprises a flanged end, proximally of said collar, said flanged end being adapted to rest against a visible surface of the wall once said anchor body has been installed in the wall. 17. An anchor assembly as defined in claim 16, wherein a space is provided axially between said flanged end and each said locking protrusion, for receiving drywall particles. 18. An anchor assembly for hollow walls, comprising an anchor body and a toggle member moveably mounted to said anchor body, said toggle member being displaceable between first and second positions thereof, wherein in said first position said toggle member is substantially aligned with said anchor body such that the anchor assembly can be rotated for insertion in the wall, and wherein in said second position said toggle member extends behind the wall at an angle relative to said anchor body with said anchor body extending through the hole in the wall, said toggle member being held captive in said first position but being displaceable longitudinally along said anchor body when an appropriate fastener is introduced in said anchor body, deflector means being provided for causing, after a sufficient longitudinal displacement of said toggle member has released the same from a captive state thereof, said toggle member to pivot relative to said anchor body to said second position, said toggle member being adapted to then threadably receive the fastener such that further rotation of the fastener draws said toggle member against a hidden side of the wall with said anchor body being held substantially fixed relative to the wall, wherein said anchor body is made of a plastics material, such as nylon, and said toggle member is made of a metallic material, such as zinc, temporary locking means being provided between said anchor body and said toggle member in said first position for providing rigidity to said anchor assembly.
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