US3287054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spindle rotating pull means
Assignee: Individual
•
Filing: 1964-03-23
•
Granted: 1966-11-22
•
Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Fred J Russell
- 👤 George B Solovieff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:28
CPC Classifications
E; E05; E05C; E05C3/00; E05C3/12; Y; Y10; Y10T; Y10T292/00; Y10T292/57
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A DOOR LOCK STRUCTURE INCLUDING A FRAME ADAPTED TO BE MOUNTED ON A DOOR, A SPINDLE HAVING A MANUALLY ACTUABLE HANDHOLD THEREON, SAID SPINDLE BEING ROTATABLY MOUNTED ON THE STRUCTURE, A CRANK ARM IN NONROTATABLE ENGAGEMENT WITH THE SPINDLE, A MANUALLY ACTUABLE THUMBPIECE PIVOTALLY MOUNTED ON THE FRAME AND A DIRVE PORTION OF SAID THUMBPIECE HAVING A PATH OF MOVEMENT RELATIVE TO SAID FRAME, A SLIDE PLATE HAVING A VERTICALLY MOVABLE AND LATERALLY YIELDABLE MOUNTING ON SAID FRAME, A FIRST SHOULDER ON SAID SLIDE PLATE IN ENGAGEMENT WITH SAID DRIVE PORTION AND A SECOND SHOULDER ON SAID SLIDE PLATE ADJACENT SAID CRANK ARM, SAID SECOND SHOULDER BEING VERTICALLY AND LATERALLY SHIFTABLE AGAINST SAID CRANK ARM UPON MOVEMENT OF THE SLIDE PLATE IN RESPONSE TO MOVEMENT OF THE DRIVE PORTION OF THE THUMBPIECE WHEREBY TO ROTATE SAID CRANK ARM.
Claim 2
Dependent Claim
138 words
A DOOR LOCK STRUCTURE INCLUDING A FRAME ADAPTED TO BE MOUNTED ON A DOOR, A SPINDLE HAVING A MANUALLY ACTUABLE HANDHOLD THEREON, SAID SPINDLE BEING ROTATABLY MOUNTED ON THE STRUCTURE, A CRANK ARM IN NONROTATABLE ENGAGEMENT WITH THE SPINDLE, A MANUALLY ACTUABLE THUMBPIECE PIVOTALLY MOUNTED ON THE FRAME AND A DIRVE PORTION OF SAID THUMBPIECE HAVING A PATH OF MOVEMENT RELATIVE TO SAID FRAME, A SLIDE PLATE HAVING A VERTICALLY MOVABLE AND LATERALLY YIELDABLE MOUNTING ON SAID FRAME, A FIRST SHOULDER ON SAID SLIDE PLATE IN ENGAGEMENT WITH SAID DRIVE PORTION AND A SECOND SHOULDER ON SAID SLIDE PLATE ADJACENT SAID CRANK ARM, SAID SECOND SHOULDER BEING VERTICALLY AND LATERALLY SHIFTABLE AGAINST SAID CRANK ARM UPON MOVEMENT OF THE SLIDE PLATE IN RESPONSE TO MOVEMENT OF THE DRIVE PORTION OF THE THUMBPIECE WHEREBY TO ROTATE SAID CRANK ARM.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |