US3731674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe with nerve and muscle relaxant
Assignee: Individual
•
Filing: 1971-08-03
•
Granted: 1973-05-08
•
Expires: 1991-08-03
Abstract
Abstract The heel of a shoe contains a battery and electrically powered motor means connected in circuit by a manually operated on-off switch. When the switch is closed, the means produces vibrations transmitted through the feet of the wearer to the rest of the body, promoting a relaxing action on nerves and muscles.
Inventors
- 👤 D Parvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:12
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1405; A43B7/1455; A43B7/146; A43B3/00; A43B3/34; A61; A61H; A61H23/00; A61H23/02; A61H23/0254; A61H23/0263
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
53 words
A shoe having a heel with a chamber therein, a dry cell in said chamber, electrically operated motor means in the chamber, a manually operated on-off switch partially in the chamber and partially outside of said heel, and circuit means in the chamber electrically connecting the motor means in circuit with said cell.
Claim 2
Dependent Claim
53 words
A shoe having a heel with a chamber therein, a dry cell in said chamber, electrically operated motor means in the chamber, a manually operated on-off switch partially in the chamber and partially outside of said heel, and circuit means in the chamber electrically connecting the motor means in circuit with said cell.
Claim 3
Dependent Claim
27 words
A shoe as set forth in claim 1 wherein said motor means includes two motors disposed on opposite sides of the cell and electrically connected in parallel.
Claim 4
Dependent Claim
24 words
A shoe as set forth in claim 2 wherein said motors and cell extend parallel and horizontally in the longitudinal direction of said shoe.
Claim 5
Dependent Claim
17 words
A shoe as set forth in claim 3 wherein said motors, when energized, operate in opposite directions.
References Cited (Backward Citations)
US2949108A
Cited
FR1266292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-07 | 1976-11-06 | 1977-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-07 | 1980-11-06 | 1981-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-07 | 1984-11-06 | 1985-05-08 | $7700.00 | Window Closed / Lapsed |