US3362023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golfer's aid
Assignee: WILLIAM G MCMAHON
•
Filing: 1965-06-01
•
Granted: 1968-01-02
•
Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 William G Mcmahon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:34
CPC Classifications
G; G08; G08B; G08B3/00; G08B3/10; A; A63; A63B; A63B69/00; A63B69/36; A63B69/3608; A63B71/00; A63B71/06; A63B71/0619; A63B71/0622; A63B2071/0625; A63B2071/0627; A63B2220/00; A63B2220/18; H; H01; H01H; H01H29/00; H01H29/20; H01H29/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A DEVICE FOR DETECTING MOVEMENT OF A GOLFER''S HEAD DURING BACK SWING AND STROKE OF A GOLF CLUB RELATIVE TO A GOLF BALL IN COMBINATION WITH THE HEADGEAR AND WEARING APPAREL OF SUCH GOLFER, A CASING SECURED TO SAID HEADGEAR, A PAIR OF MERCURY SWITCHES MOUNTED IN SAID CASING IN DIVERGING DISPOSITION WITH THE MERCURY THEREIN OUT OF TOUCH WITH THE CONTACT POINTS THEREIN, AN AUDIBLE ALARM IN SAID CASING HAVING A COIL ELECTRICALLY CONNECTED TO ONE SIDE OF SAID BATTERY THROUGH SAID MERCURY SWITCHES AND ELECTRICALLY CONNECTED TO THE OTHER SIDE OF SAID BATTERY THROUGH A RELAY SWITCH, A BODY SWITCH OF THE MERCURY TYPE SECURED TO THE LEAD ARM AND SHOULDER OF SAID WEARING APPAREL WITH THE MERCURY IN SAID BODY SWITCH CONTACTING THE CONTACT POINTS THEREIN, A HOLDING RELAY HAVING A COIL ELECTRICALLY CONNECTED TO SAID BATTERY THROUGH SAID BODY SWITCH, SAID HOLDING RELAY HAVING A RELAY SWITCH AND A HOLDING SWITCH EACH NORMALLY DISPOSED IN NON-CONTACTING POSITION,
Claim 2
Independent Claim
161 words
A DEVICE FOR DETECTING MOVEMENT OF A GOLFER''S HEAD DURING BACK SWING AND STROKE OF A GOLF CLUB RELATIVE TO A GOLF BALL IN COMBINATION WITH THE HEADGEAR AND WEARING APPAREL OF SUCH GOLFER, A CASING SECURED TO SAID HEADGEAR, A PAIR OF MERCURY SWITCHES MOUNTED IN SAID CASING IN DIVERGING DISPOSITION WITH THE MERCURY THEREIN OUT OF TOUCH WITH THE CONTACT POINTS THEREIN, AN AUDIBLE ALARM IN SAID CASING HAVING A COIL ELECTRICALLY CONNECTED TO ONE SIDE OF SAID BATTERY THROUGH SAID MERCURY SWITCHES AND ELECTRICALLY CONNECTED TO THE OTHER SIDE OF SAID BATTERY THROUGH A RELAY SWITCH, A BODY SWITCH OF THE MERCURY TYPE SECURED TO THE LEAD ARM AND SHOULDER OF SAID WEARING APPAREL WITH THE MERCURY IN SAID BODY SWITCH CONTACTING THE CONTACT POINTS THEREIN, A HOLDING RELAY HAVING A COIL ELECTRICALLY CONNECTED TO SAID BATTERY THROUGH SAID BODY SWITCH, SAID HOLDING RELAY HAVING A RELAY SWITCH AND A HOLDING SWITCH EACH NORMALLY DISPOSED IN NON-CONTACTING POSITION,
References Cited (Backward Citations)
US2445839A
Cited
US2713159A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |