Patent US3145039A successfully refreshed from Google Patents.
US3145039A
Expired / Lapsed
US
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Locking mechanism
Assignee: Fuller Co
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Filing: 1962-05-24
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Granted: 1964-08-18
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Expires: 1982-05-24
Abstract
No abstract record available.
Inventors
- 👤 Richter Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:43
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/006; B; B63; B63B; B63B19/00; B63B19/12; B63B19/24; Y; Y10; Y10T; Y10T24/00; Y10T24/21; Y10T24/2102; Y10T24/2123; Y10T292/00; Y10T292/20; Y10T292/202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
A RELEASABLE LOCKING MECHANISM FOR A HATCH COVER OF THE TYPE HAVING A DEPENDING SKIRT PLATE ADAPTED TO HAVE ITS LOWER EDGE SEATED ON A FIXED SUPPORTING SURFACE, SAID MECHANISM COMPRISING A LOCKING MEMBER PIVOTALLY MOUNTED WITH RESPECT TO SAID SKIRT PLATE, SAID LOCKING MEMBER HAVING A HOOK, A LOCKING RING, A PIVOTAL MOUNT FOR A PORTION OF SAID LOCKING RING, MEANS SECURING SAID PIVOTAL MOUNT IN FIXED POSITION WITH RESPECT TO SAID FIXED SUPPORTING SURFACE, A PORTION OF SAID LOCKING RING OPPOSED TO THE PIVOTALLY MOUNTED PORTION THEREOF BEING ADAPTED TO ENGAGE SAID HOOK, SAID LOCKING MEMBER BEING MOVABLE BETWEEN LOCKED AND UNLOCKED POSITION CORRESPONDINGLY TO MOVE THE HOOK THEREOF, SAID LOCKING RING BEING UNDER TENSION WHEN THE HOOK IS IN LOCKED POSITION ENGAGED BY THE LOCKING RING, AND REMOVABLE SPACER MEANS INTERPOSED BETWEEN SAID PIVOTAL MOUNT AND SAID FIXED SUPPORTING SURFACE TO VARY THE DISTANCE OF THE PIVOTAL MOUNT OF SAID LOCKING RING FROM THE FIXED SUPPORTING SURFACE TO WHICH IT IS SECURED, THEREBY TO VARY THE DISTANCE BETWEEN THE PORTION OF SAID LOCKING RING ENGAGING SAID HOOK WHEN THE LATTER IS IN LOCKED POSITION AND THE OPPOSED PIVOTALLY MOUNTED PORTION OF SAID LOCKING RING.
Claim 2
Dependent Claim
197 words
A RELEASABLE LOCKING MECHANISM FOR A HATCH COVER OF THE TYPE HAVING A DEPENDING SKIRT PLATE ADAPTED TO HAVE ITS LOWER EDGE SEATED ON A FIXED SUPPORTING SURFACE, SAID MECHANISM COMPRISING A LOCKING MEMBER PIVOTALLY MOUNTED WITH RESPECT TO SAID SKIRT PLATE, SAID LOCKING MEMBER HAVING A HOOK, A LOCKING RING, A PIVOTAL MOUNT FOR A PORTION OF SAID LOCKING RING, MEANS SECURING SAID PIVOTAL MOUNT IN FIXED POSITION WITH RESPECT TO SAID FIXED SUPPORTING SURFACE, A PORTION OF SAID LOCKING RING OPPOSED TO THE PIVOTALLY MOUNTED PORTION THEREOF BEING ADAPTED TO ENGAGE SAID HOOK, SAID LOCKING MEMBER BEING MOVABLE BETWEEN LOCKED AND UNLOCKED POSITION CORRESPONDINGLY TO MOVE THE HOOK THEREOF, SAID LOCKING RING BEING UNDER TENSION WHEN THE HOOK IS IN LOCKED POSITION ENGAGED BY THE LOCKING RING, AND REMOVABLE SPACER MEANS INTERPOSED BETWEEN SAID PIVOTAL MOUNT AND SAID FIXED SUPPORTING SURFACE TO VARY THE DISTANCE OF THE PIVOTAL MOUNT OF SAID LOCKING RING FROM THE FIXED SUPPORTING SURFACE TO WHICH IT IS SECURED, THEREBY TO VARY THE DISTANCE BETWEEN THE PORTION OF SAID LOCKING RING ENGAGING SAID HOOK WHEN THE LATTER IS IN LOCKED POSITION AND THE OPPOSED PIVOTALLY MOUNTED PORTION OF SAID LOCKING RING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |