US3087033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap thermostat
Assignee: Individual
•
Filing: 1959-05-04
•
Granted: 1963-04-23
•
Expires: 1979-05-04
Abstract
No abstract record available.
Inventors
- 👤 Dales George Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:22
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A THERMOSTAT WHICH INCLUDES A TUBULAR CASING, A BIMETALLIC ELEMENT AND A SPRING ELEMENT, BOTH OF SAID ELEMENTS BEING LONG AND NARROW WITH THE FIRST END OF EACH SQUEEZED IN ONE END OF THE CASING AND THE OPPOSITE ENDS THEREOF BEING ENGAGED WITH ONE ANOTHER, THE PORTION OF THE CASING SO SQUEEZED BEING CAPABLE OF BEING BENT FOR CALIBRATION OF THE THERMOSTAT, THE BIMETALLIC ELEMENT BEING SPACED FROM THE SPRING ELEMENT BETWEEN SAID TWO POSITIONS OF ENGAGEMENT, THE DISTANCE BETWEEN SAID TWO POSITIONS OF ENGAGEMENT ON THE SPRING ELEMENT BEING SLIGHTLY GREATER THAN THE ACTUAL DISTANCE BETWEEN THEM WHEREBY THE SPRING ELEMENT IS BOWED AND IS CAPABLE OF BEING SNAPPED FROM A CONVEXLY BOWED POSITION WITH RESPECT TO THE BIMETALLIC ELEMENT TO A CONCAVELY BOWED POSITION, AND A CONTACT BUTTON ON THE SPRING ELEMENT SPACED FROM BOTH OF SAID POSITIONS OF ENGAGEMENT.
Claim 2
Dependent Claim
142 words
A THERMOSTAT WHICH INCLUDES A TUBULAR CASING, A BIMETALLIC ELEMENT AND A SPRING ELEMENT, BOTH OF SAID ELEMENTS BEING LONG AND NARROW WITH THE FIRST END OF EACH SQUEEZED IN ONE END OF THE CASING AND THE OPPOSITE ENDS THEREOF BEING ENGAGED WITH ONE ANOTHER, THE PORTION OF THE CASING SO SQUEEZED BEING CAPABLE OF BEING BENT FOR CALIBRATION OF THE THERMOSTAT, THE BIMETALLIC ELEMENT BEING SPACED FROM THE SPRING ELEMENT BETWEEN SAID TWO POSITIONS OF ENGAGEMENT, THE DISTANCE BETWEEN SAID TWO POSITIONS OF ENGAGEMENT ON THE SPRING ELEMENT BEING SLIGHTLY GREATER THAN THE ACTUAL DISTANCE BETWEEN THEM WHEREBY THE SPRING ELEMENT IS BOWED AND IS CAPABLE OF BEING SNAPPED FROM A CONVEXLY BOWED POSITION WITH RESPECT TO THE BIMETALLIC ELEMENT TO A CONCAVELY BOWED POSITION, AND A CONTACT BUTTON ON THE SPRING ELEMENT SPACED FROM BOTH OF SAID POSITIONS OF ENGAGEMENT.
References Cited (Backward Citations)
US1813776A
Cited
US1731903A
Cited
US1784450A
Cited
AU822927A
Cited
GB428874A
Cited
US2054558A
Cited
US2497397A
Cited
US2815417A
Cited
US2878343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |