US3076328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door latching mechanism
Assignee: Westinghouse Electric Corp
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Filing: 1960-06-24
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Granted: 1963-02-05
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Expires: 1980-06-24
Abstract
No abstract record available.
Inventors
- 👤 Glenn E Rhodes
- 👤 Charles W Koenig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:05
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/0065; E05B63/0069; E05B65/00; E05B65/10; E05B65/1006; E05B65/1046; E05B65/106; E05B65/1073; Y; Y10; Y10S; Y10S292/00; Y10S292/65; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0822; Y10T292/0908; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5159
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
LATCH CONTROL APPARATUS ADAPTED FOR USE WITH A LATCH MEANS, COMPRISING: LATCH LEVER MEANS MOVABLE TO OPERATE THE LATCH MEANS; MEANS FOR CONNECTING THE LATCH MEANS TO THE LATCH LEVER MEANS; FIRST OPERATING MEANS RELEASABLY ENGAGED WITH THE LATCH LEVER MEANS FOR OPERATING THE LATCH LEVER MEANS; LOCK MEANS FOR PREVENTING OPERATION OF THE FIRST OPERATING MEANS; MEANS BIASING THE LATCH LEVER MEANS INTO ENGAGEMENT WITH THE FIRST OPERATING MEANS; SECOND LEVER OPERATING MEANS ADAPTED TO AUTOMATICALLY OPERATE THE LATCH LEVER MEANS WHEN THE LATCH LEVER MEANS IS DISENGAGED FROM THE FIRST OPERATING MEANS; AND, MEANS INCLUDING A PUSH BAR CONNECTED TO THE LATCH LEVER MEANS AND OPERABLE TO EFFECT DISENGAGEMENT BETWEEN THE LATCH LEVER MEANS AND THE FIRST OPERATING MEANS.
Claim 2
Dependent Claim
121 words
LATCH CONTROL APPARATUS ADAPTED FOR USE WITH A LATCH MEANS, COMPRISING: LATCH LEVER MEANS MOVABLE TO OPERATE THE LATCH MEANS; MEANS FOR CONNECTING THE LATCH MEANS TO THE LATCH LEVER MEANS; FIRST OPERATING MEANS RELEASABLY ENGAGED WITH THE LATCH LEVER MEANS FOR OPERATING THE LATCH LEVER MEANS; LOCK MEANS FOR PREVENTING OPERATION OF THE FIRST OPERATING MEANS; MEANS BIASING THE LATCH LEVER MEANS INTO ENGAGEMENT WITH THE FIRST OPERATING MEANS; SECOND LEVER OPERATING MEANS ADAPTED TO AUTOMATICALLY OPERATE THE LATCH LEVER MEANS WHEN THE LATCH LEVER MEANS IS DISENGAGED FROM THE FIRST OPERATING MEANS; AND, MEANS INCLUDING A PUSH BAR CONNECTED TO THE LATCH LEVER MEANS AND OPERABLE TO EFFECT DISENGAGEMENT BETWEEN THE LATCH LEVER MEANS AND THE FIRST OPERATING MEANS.
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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |