US4167940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller type massaging apparatus for the feet
Assignee: RUF HANDELS AG
•
Filing: 1977-08-04
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Granted: 1979-09-18
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Expires: 1997-08-04
Abstract
Abstract A series of rollers held in a frame and covered with a textured, granular surface, simulating natural granular terrain.
Inventors
- 👤 Robert Ruf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:53
CPC Classifications
A; A61; A61H; A61H15/00; A61H2205/00; A61H2205/12
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
40 words
A roller-type massaging apparatus for the feet comprising, a plurality of rotatable rollers arranged in a parallel array and a frame supporting said rollers in that said array for rotation; said rollers having exterior surfaces which are textured granular surfaces.
Claim 2
Dependent Claim
40 words
A roller-type massaging apparatus for the feet comprising, a plurality of rotatable rollers arranged in a parallel array and a frame supporting said rollers in that said array for rotation; said rollers having exterior surfaces which are textured granular surfaces.
Claim 3
Dependent Claim
22 words
The roller-type massaging apparatus of claim 1, wherein said textured granular surfaces are comprised of material to simulate natural granular like terrain.
Claim 4
Dependent Claim
30 words
The roller-type massaging apparatus of claim 1, wherein said roller exterior surfaces have natural materials attached thereto which are selected from the group consisting of sand, gravel, and stone chips.
Claim 5
Dependent Claim
29 words
The roller-type massaging apparatus of claim 1, wherein said rollers are covered on their respective said exterior surface with respective covers to which said textured granular surfaces are secured.
Claim 6
Dependent Claim
17 words
The roller-type massaging apparatus of claim 4, wherein the said textured surface is cemented to the roller.
Claim 7
Dependent Claim
19 words
The roller-type massaging apparatus of claim 1, wherein said textured granular surfaces are comprised of a synthetic plastic product.
References Cited (Backward Citations)
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Cited
US2079311A
Cited
US2080208A
Cited
US2400023A
Cited
US2546095A
Cited
US3415514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-09-17 | 1983-03-19 | 1983-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-09-17 | 1987-03-19 | 1987-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-09-17 | 1991-03-19 | 1991-09-18 | $7700.00 | Window Closed / Lapsed |