US3351975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge mechanism
Assignee: Toyota Motor Corp
•
Filing: 1965-08-13
•
Granted: 1967-11-14
•
Expires: 1985-08-13
Abstract
No abstract record available.
Inventors
- 👤 Goto Koji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:49
CPC Classifications
E; E05; E05D; E05D3/00; E05D3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A HINGE MECHANISM FOR OPENING AND CLOSING A COVER MEMBER, COMPRISING A COLLAPSIBLE QUADRILATERAL LINKAGE INCLUDING AN UPPER MEMBER RIGIDLY ADAPTED TO BE SECURED TO SAID COVER MEMBER, A STATIONARY PART, A PAIR OF GENPIVOTALLY MOUNTED ON SAID STATIONARY PART, A PAIR OF GENERALLY PARALLEL FRONT AND REAR CONNECTOR MEMBERS PIVOTALLY CONNECTED BETWEEN SAID UPPER MEMBER AND SAID BASE MEMBER, AND A LOCUS MEMBER PIVOTALLY CONNECTED AT ONE END TO SAID REAR CONNECTOR MEMBER AT A POINT INTERMEDIATE THE BASE MEMBER AND THE UPPER MEMBER AND AT THE OTHER END TO THE STATIONARY PART, THE LOCUS MEMBER GUIDING SAID QUADRILATERAL LINKAGE TO MOVE THE PIVOTAL CONNECTION OF THE UPPER MEMBER AND THE REAR CONNECTOR MEMBER SUBSTANTIALLY ONLY VERTICALLY DURING OPENING AND CLOSING OF SAID COVER MEMBER.
Claim 2
Dependent Claim
126 words
A HINGE MECHANISM FOR OPENING AND CLOSING A COVER MEMBER, COMPRISING A COLLAPSIBLE QUADRILATERAL LINKAGE INCLUDING AN UPPER MEMBER RIGIDLY ADAPTED TO BE SECURED TO SAID COVER MEMBER, A STATIONARY PART, A PAIR OF GENPIVOTALLY MOUNTED ON SAID STATIONARY PART, A PAIR OF GENERALLY PARALLEL FRONT AND REAR CONNECTOR MEMBERS PIVOTALLY CONNECTED BETWEEN SAID UPPER MEMBER AND SAID BASE MEMBER, AND A LOCUS MEMBER PIVOTALLY CONNECTED AT ONE END TO SAID REAR CONNECTOR MEMBER AT A POINT INTERMEDIATE THE BASE MEMBER AND THE UPPER MEMBER AND AT THE OTHER END TO THE STATIONARY PART, THE LOCUS MEMBER GUIDING SAID QUADRILATERAL LINKAGE TO MOVE THE PIVOTAL CONNECTION OF THE UPPER MEMBER AND THE REAR CONNECTOR MEMBER SUBSTANTIALLY ONLY VERTICALLY DURING OPENING AND CLOSING OF SAID COVER MEMBER.
References Cited (Backward Citations)
US2956303A
Cited
US2987753A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |