US3144524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web actuated switch
Assignee: AT&T Inc
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Filing: 1962-02-26
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Granted: 1964-08-11
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Expires: 1982-02-26
Abstract
No abstract record available.
Inventors
- 👤 Melville S Hawley
- 👤 Harold J Hershey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:46
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/12; H01H1/14; H01H1/24; H01H1/26; H01H1/28; G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/14; H01H13/00; H01H13/70; H01H43/00; H01H43/02; H01H43/04; H01H43/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A SWITCH ACTUATABLE RESPONSIVE TO CODING ON A WEB MOVING RELATIVE TO THE SWITCH COMPRISING: THREE CONTACT MEMBERS ADAPTED TO OVERLIE THE WEB; THE FIRST CONTACT MEMBER BEING SITUATED A SUBSTANTIALLY CONSTANT DISTANCE FROM THE UPPER SURFACE OF THE WEB; THE SECOND CONTACT MEMBER BEING MOVABLE BETWEEN A FIRST AND A SECOND POSITION RESPONSIVE TO THE PRESENCE OF CODING ON THE WEB, THE SECOND CONTACT MEMBER IN ITS FIRST POSITION BEING SPACED A GREATER DISTANCE FROM THE UPPER SURFACE OF THE WEB THAN THE FIRST CONTACT MEMBER AND IN ITS SECOND POSITION BEING SPACED A SHORTER DISTANCE FROM THE UPPER SURFACE OF THE WEB THAN THE FIRST CONTACT MEMBER;
Claim 2
Dependent Claim
109 words
A SWITCH ACTUATABLE RESPONSIVE TO CODING ON A WEB MOVING RELATIVE TO THE SWITCH COMPRISING: THREE CONTACT MEMBERS ADAPTED TO OVERLIE THE WEB; THE FIRST CONTACT MEMBER BEING SITUATED A SUBSTANTIALLY CONSTANT DISTANCE FROM THE UPPER SURFACE OF THE WEB; THE SECOND CONTACT MEMBER BEING MOVABLE BETWEEN A FIRST AND A SECOND POSITION RESPONSIVE TO THE PRESENCE OF CODING ON THE WEB, THE SECOND CONTACT MEMBER IN ITS FIRST POSITION BEING SPACED A GREATER DISTANCE FROM THE UPPER SURFACE OF THE WEB THAN THE FIRST CONTACT MEMBER AND IN ITS SECOND POSITION BEING SPACED A SHORTER DISTANCE FROM THE UPPER SURFACE OF THE WEB THAN THE FIRST CONTACT MEMBER;
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |