US3211069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flash gun for photoflash lamps and piezoelectric ignition energy generating apparatus for use therein
Assignee: Westinghouse Electric Corp
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Filing: 1963-05-31
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Granted: 1965-10-12
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Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Rixton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:55
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/28; F23Q2/285; F23Q2/287; F23Q3/00; F23Q3/002; G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/04; G03B15/0452; G03B15/0463
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A FLASH GUN FOR PHOTOFLASH APPARATUS COMPRISING, IN COMBINATION, A BODY MEMBER, LEVER MEANS PIVOTALLY CONNECTED TO THE BODY MEMBER, SAID LEVER MEANS BEING ADAPTED TO BE GRASPED BY THE FINGERS OF ONE HOLDING THE BODY MEMBER AND PRESSED TOWARD THE BODY MEMBER, LATCH MEANS ON THE BODY MEMBER FOR LATCHING THE LEVER MEANS ADJACENT THE BODY MEMBER, AT LEAST ONE PIEZOELECTRIC ELEMENT DISPOSED IN SAID BODY MEMBER IN PREDETERMINED POSITION WITH RESPECT TO THE LEVER MEANS WHEREBY PRESSURE IS APPLIED TO THE PIEZOELECTRIC ELEMENT TO CREATE STRESS IN SAID ELEMENT WHEN THE LEVER MEANS IS FORCED TOWARD THE
Claim 2
Dependent Claim
99 words
A FLASH GUN FOR PHOTOFLASH APPARATUS COMPRISING, IN COMBINATION, A BODY MEMBER, LEVER MEANS PIVOTALLY CONNECTED TO THE BODY MEMBER, SAID LEVER MEANS BEING ADAPTED TO BE GRASPED BY THE FINGERS OF ONE HOLDING THE BODY MEMBER AND PRESSED TOWARD THE BODY MEMBER, LATCH MEANS ON THE BODY MEMBER FOR LATCHING THE LEVER MEANS ADJACENT THE BODY MEMBER, AT LEAST ONE PIEZOELECTRIC ELEMENT DISPOSED IN SAID BODY MEMBER IN PREDETERMINED POSITION WITH RESPECT TO THE LEVER MEANS WHEREBY PRESSURE IS APPLIED TO THE PIEZOELECTRIC ELEMENT TO CREATE STRESS IN SAID ELEMENT WHEN THE LEVER MEANS IS FORCED TOWARD THE
References Cited (Backward Citations)
US2614409A
Cited
US2972937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |