IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0014841
(2001-10-22)
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발명자
/ 주소 |
- Molzer, Klaus
- Molzer, Frederick
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출원인 / 주소 |
|
대리인 / 주소 |
Vidas, Arrett & Steinkraus
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인용정보 |
피인용 횟수 :
40 인용 특허 :
76 |
초록
▼
A double lock T-handle is disclosed having a tray which includes an inwardly dished handle receiving area, a second recessed handle receiving region, and a recessed padlock receiving depression. The tray further includes a lock cylinder casing having a locking cylinder and a shaft cylinder casing ha
A double lock T-handle is disclosed having a tray which includes an inwardly dished handle receiving area, a second recessed handle receiving region, and a recessed padlock receiving depression. The tray further includes a lock cylinder casing having a locking cylinder and a shaft cylinder casing having a shaft. The lock cylinder functions as a first lock and a padlock functions as a second lock for the double lock T-handle. The T-handle includes a locking shoulder and a fracturable throat section which deters forced breakage of the T-handle and undesirable opening of a locked door.
대표청구항
▼
1. A double locking T-handle assembly comprising: a) a tray, said tray having a front side and a back side, said back side having a lock cylinder casing, and a shaft cylinder casing, said front side having a handle receiving area; b) a latching assembly comprising a shaft positioned within said
1. A double locking T-handle assembly comprising: a) a tray, said tray having a front side and a back side, said back side having a lock cylinder casing, and a shaft cylinder casing, said front side having a handle receiving area; b) a latching assembly comprising a shaft positioned within said shaft cylinder casing, a bracket attached to said shaft, and a roller cam attached to said bracket; c) a padlock hasp engaged to said tray, said padlock hasp being constructed and arranged for receipt of a padlock; d) a lock cylinder positioned within said lock cylinder casing, said lock cylinder having a cam; e) a pin in communication with said cam, said pin being constructed and arranged for slidable positioning within said handle receiving area; and f) a handle, said handle being pivotally connected to said shaft, said handle having a pair of grasping members and a pin receiving shoulder having an aperture, said aperture being constructed and arranged for receiving engagement of said pin during locking of said T-handle assembly. 2. The double lock T-handle assembly according to claim 1, said handle further comprising a fracturable throat section between said pin receiving shoulder and said grasping members. 3. The double lock T-handle assembly according to claim 2, said tray further comprising at least one hasp slot. 4. The double lock T-handle assembly according to claim 3, said tray further comprising a recessed handle receiving region. 5. The double lock T-handle assembly according to claim 4, said handle further comprising a padlock receiving region. 6. The double lock T-handle assembly according to claim 5, said shaft cylinder casing comprising at least one rotational restriction surface. 7. The double lock T-handle assembly according to claim 6, said latch assembly further comprising a handle shank engaged to said handle, a handle attachment collar having a slot positioned over said handle shank, a shaft guide bracket having a barrier engaged to said handle attachment collar, said shaft having at least one engagement prong disposed through said handle attachment collar and said shaft guide bracket for pivotal affixation to said handle shank. 8. The double lock T-handle assembly according to claim 6, said shaft cylinder casing further comprising a positioning limiter. 9. The double lock T-handle assembly according to claim 6, further comprising a collar having a lug and a sleeve. 10. The double lock T-handle assembly according to claim 8, said latch assembly further comprising a handle spring positioned around said shaft between said collar and said positioning limiter. 11. The double lock T-handle assembly according to claim 10, further comprising a second spring engaged to said padlock hasp and to said back side of said tray, said second spring being constructed and arranged to retract said padlock hasp within said tray. 12. The double lock T-handle assembly according to claim 6, said tray further comprising a pin aperture constructed and arranged to permit passing of said pin for engagement to said pin receiving shoulder. 13. The double lock T-handle assembly according to claim 6, said tray further comprising a back plate cover constructed and arranged for covering of said padlock hasp, said lock cylinder casing, said cam, and said pin. 14. The double lock T-handle assembly according to claim 13, further comprising a pin bracket comprising a guide slot, a cam slot, a pin support, said pin extending outwardly from said pin bracket. 15. The double lock T-handle assembly according to claim 14, said cam having a cam pin constructed and arranged for positioning in said cam slot. 16. The double lock T-handle assembly according to claim 15, said tray further comprising a guide, said guide constructed and arranged for positioning within said guide slot. 17. The double lock T-handle assembly according to claim 7, said handle attachment collar further comprising at least one internal prong receiving slot.
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