US3226704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf club accelerometer
Assignee: Individual
•
Filing: 1963-07-22
•
Granted: 1965-12-28
•
Expires: 1983-07-22
Abstract
No abstract record available.
Inventors
- 👤 Petrash Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:02
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/36; A63B69/3623; A63B69/3632; G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN ACCELEROMETER FOR A GOLF CLUB COMPRISING: INTERTIA MEANS INCLUDING AN INERTIA WEIGHT ATTACHED TO AN ARM; A PIVOT PIN RIGID WITH THE SHAFT OF SAID CLUB FOR PIVOTALLY MOUNTING SAID ARM, SAID ARM NORMALLY EXTENDING PARALLEL TO SAID SHAFT, SAID ARM WHEN PIVOTED ABOUT SAID PIN HAVING A COMPONENT OR MOVEMENT SUBSTANTIALLY PERPENDICULAR TO SAID SHAFT, SWITCH MEANS POSITIONED IN THE PATH OF MOVEMENT OF SAID ARM, YIELDABLE RESTRAINING MEANS TO HOLD SAID ARM IN ITS NORMAL POSITION; AND SAID SWITCH MEANS ACTUATED BY SAID ARM WHEN SAID ARM HAS BEEN CAUSED TO PIVOT BY ACCELERATION FORCE DE-
Claim 2
Dependent Claim
99 words
AN ACCELEROMETER FOR A GOLF CLUB COMPRISING: INTERTIA MEANS INCLUDING AN INERTIA WEIGHT ATTACHED TO AN ARM; A PIVOT PIN RIGID WITH THE SHAFT OF SAID CLUB FOR PIVOTALLY MOUNTING SAID ARM, SAID ARM NORMALLY EXTENDING PARALLEL TO SAID SHAFT, SAID ARM WHEN PIVOTED ABOUT SAID PIN HAVING A COMPONENT OR MOVEMENT SUBSTANTIALLY PERPENDICULAR TO SAID SHAFT, SWITCH MEANS POSITIONED IN THE PATH OF MOVEMENT OF SAID ARM, YIELDABLE RESTRAINING MEANS TO HOLD SAID ARM IN ITS NORMAL POSITION; AND SAID SWITCH MEANS ACTUATED BY SAID ARM WHEN SAID ARM HAS BEEN CAUSED TO PIVOT BY ACCELERATION FORCE DE-
References Cited (Backward Citations)
DE409095C
Cited
US2132111A
Cited
GB523707A
Cited
US2643371A
Cited
US2686853A
Cited
US2942456A
Cited
US2787470A
Cited
US2804306A
Cited
US2986615A
Cited
US3106403A
Cited
US3113781A
Cited
US3113782A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |