Patent US3351369A successfully refreshed from Google Patents.
US3351369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latching structure for closure operator
Assignee: HENRO Manufacturing CO
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Filing: 1966-08-05
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Granted: 1967-11-07
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Expires: 1986-08-05
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Hogstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:17
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/1008; Y; Y10; Y10T; Y10T292/00; Y10T292/28; Y10T292/282; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32541
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
205 words
A LATCHING STRUCTURE FOR A CLOSURE PANEL OPERATOR HAVING A PAIR OF ARMS HINGEDLY CONNECTED AND BIASED TO A SUBSTANTIALLY STRAIGHT-AWAY POSITION BY A TORSION SPRING SUPPORTED AT HINGE CONNECTION BETWEEN SAID ARMS AND CONSTRAINED BETWEEN SAID HINGE CONNECTION AND ONE OF SAID ARMS, A STRIKE EXTENDING FROM ONE OF SAID ARMS, AND A LATCHING STRUCTURE SUPPORTED ON THE OTHER OF SAID ARMS ADAPTED TO BE RELEASABLY ENGAGED WITH SAID STRIKE, SAID LATCHING STRUCTURE BEING SUPPORTED ON THE OTHER OF SAID ARMS AND COMPRISING A BODY MEMBER HAVING A CYLINDRICAL RECESS THEREIN, A LATCHING MEMBER SUPPORTED IN SAID CYLINDRCIAL RECESS AND HAVING A HUB COMPLEMENTARY TO SAID RECESS FOR FREE TURNING MOVEMENT THEREIN AND ADAPTED TO TRANSMIT THE LOADS ON SAID LATCHING MEMBER WITH GOOD DISTRIBUTION OF STRESS, A LATCH FINGER EXTENDING FROM SAID HUB AND HAVING A NOTCH THEREIN ADAPTED TO ENGAGE WITH SAID STRIKE, A LATCH ACTUATOR EXTENDING IN THE OPPOSITE DIRECTION FROM SAID HUB FOR ROCKING SAID LATCH MEMBER TO A POSITION OF RELEASE WITH SAID STRIKE, A NOTCH IN SAID HUB AND RECESS IN SAID BODY MEMBER, AND A SPRING SUPPORTED IN SAID RECESS AND ACTING BETWEEN SAID BODY MEMBER AND SAID HUB FOR BIASING SAID LATCH FINGER TO LATCHING POSITION.
Claim 2
Dependent Claim
205 words
A LATCHING STRUCTURE FOR A CLOSURE PANEL OPERATOR HAVING A PAIR OF ARMS HINGEDLY CONNECTED AND BIASED TO A SUBSTANTIALLY STRAIGHT-AWAY POSITION BY A TORSION SPRING SUPPORTED AT HINGE CONNECTION BETWEEN SAID ARMS AND CONSTRAINED BETWEEN SAID HINGE CONNECTION AND ONE OF SAID ARMS, A STRIKE EXTENDING FROM ONE OF SAID ARMS, AND A LATCHING STRUCTURE SUPPORTED ON THE OTHER OF SAID ARMS ADAPTED TO BE RELEASABLY ENGAGED WITH SAID STRIKE, SAID LATCHING STRUCTURE BEING SUPPORTED ON THE OTHER OF SAID ARMS AND COMPRISING A BODY MEMBER HAVING A CYLINDRICAL RECESS THEREIN, A LATCHING MEMBER SUPPORTED IN SAID CYLINDRCIAL RECESS AND HAVING A HUB COMPLEMENTARY TO SAID RECESS FOR FREE TURNING MOVEMENT THEREIN AND ADAPTED TO TRANSMIT THE LOADS ON SAID LATCHING MEMBER WITH GOOD DISTRIBUTION OF STRESS, A LATCH FINGER EXTENDING FROM SAID HUB AND HAVING A NOTCH THEREIN ADAPTED TO ENGAGE WITH SAID STRIKE, A LATCH ACTUATOR EXTENDING IN THE OPPOSITE DIRECTION FROM SAID HUB FOR ROCKING SAID LATCH MEMBER TO A POSITION OF RELEASE WITH SAID STRIKE, A NOTCH IN SAID HUB AND RECESS IN SAID BODY MEMBER, AND A SPRING SUPPORTED IN SAID RECESS AND ACTING BETWEEN SAID BODY MEMBER AND SAID HUB FOR BIASING SAID LATCH FINGER TO LATCHING POSITION.
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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |