Patent US3223072A successfully refreshed from Google Patents.
US3223072A
Expired / Lapsed
US
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Switching device
Assignee: Individual
•
Filing: 1963-07-23
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Granted: 1965-12-14
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Expires: 1983-07-23
Abstract
No abstract record available.
Inventors
- 👤 Bross Helmut Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:16
CPC Classifications
B; B43; B43K; B43K24/00; B43K24/02; B43K24/08; B43K24/084; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1529; Y10T74/1558; Y10T74/1584; Y10T74/18; Y10T74/1856
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A SWITCHING MECHANISM COMPRISING A FIRST MEMBER CARRYING A LTACH RECEIVER DEFINING A SERIES OF LONGITUDINALLY EXTENDING, CIRCUMFERENTIALLY DISPOSED, HELICAL GROOVES OF ALTERNATINGLY DEEP AND SHALLOW LONGITUDINAL DEPTHS, SAID GROOVES BEING SEPARATED FROM EACH OTHER BY LANDS DEFINING BEVELED-EDGE TEETH, A SECOND MEMBER CARRYING A LATCH EAR ENGAGEABLE WITH SAID LATCH RECEIVER WITHIN SAID GROOVES AND SLIDABLE ON SAID TEETH, SAID MEMBERS BEING DISPOSED FOR INWARD AND OUTWARD LONGITUDINAL MOVEMENT RELATIVE ONE ANOTHER AND ALSO FORWARD AND BACKWARD CIRCUMFERENTIAL MOVEMENT RELATIVE ONE ANOTHER AS SAID EAR MOVES IN SAID GROOVES, AND TORSION MEANS ENGAGING ONE OF SAID MEMBERS
Claim 2
Dependent Claim
98 words
A SWITCHING MECHANISM COMPRISING A FIRST MEMBER CARRYING A LTACH RECEIVER DEFINING A SERIES OF LONGITUDINALLY EXTENDING, CIRCUMFERENTIALLY DISPOSED, HELICAL GROOVES OF ALTERNATINGLY DEEP AND SHALLOW LONGITUDINAL DEPTHS, SAID GROOVES BEING SEPARATED FROM EACH OTHER BY LANDS DEFINING BEVELED-EDGE TEETH, A SECOND MEMBER CARRYING A LATCH EAR ENGAGEABLE WITH SAID LATCH RECEIVER WITHIN SAID GROOVES AND SLIDABLE ON SAID TEETH, SAID MEMBERS BEING DISPOSED FOR INWARD AND OUTWARD LONGITUDINAL MOVEMENT RELATIVE ONE ANOTHER AND ALSO FORWARD AND BACKWARD CIRCUMFERENTIAL MOVEMENT RELATIVE ONE ANOTHER AS SAID EAR MOVES IN SAID GROOVES, AND TORSION MEANS ENGAGING ONE OF SAID MEMBERS
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |