US3698461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastic conoid shaped wheel
Assignee: Grumman Corp
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Filing: 1969-12-18
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Granted: 1972-10-17
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Expires: 1989-12-18
Abstract
Abstract A wheel having a hub connected to a conoidally shaped solid section, the base edge of which is attached to a rim. The wheel is mounted to a vehicle axle by means provided with the hub.
Inventors
- 👤 Edward G Markow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:36
CPC Classifications
B; B60; B60B; B60B5/00; B60B5/02; B60B15/00; B60B15/02; B60B15/023; B60B15/025; B60B19/00; B60B9/00; B64; B64G; B64G1/00; B64G1/16; B60B2360/00; B60B2360/10; B60B2360/108; B60B2360/30; B60B2360/32; B60B2360/34; B60B2360/341; B60B2360/3412; B60B2360/36; B60B2360/50; B60B2900/00; B60B2900/30; B60B2900/325; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/40; B60Y2200/46
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
103 words
A wheel for a vehicle travelling on a ground surface and having an axle which comprises a hub, a resilient conoidally shaped body section extending from said hub and having a base, a resilient rim attached to the base of said conoidally shaped body section, a rolling surface associated with said rim, means for mounting the wheel to a vehicle axle and a flexible element between the inside surface of the conoidally shaped body section and the inside surface of the rim for maintaining the ground contact in alignment with the direction of movement of the wheel whereby lateral scuffing components are eliminated.
Claim 2
Dependent Claim
103 words
A wheel for a vehicle travelling on a ground surface and having an axle which comprises a hub, a resilient conoidally shaped body section extending from said hub and having a base, a resilient rim attached to the base of said conoidally shaped body section, a rolling surface associated with said rim, means for mounting the wheel to a vehicle axle and a flexible element between the inside surface of the conoidally shaped body section and the inside surface of the rim for maintaining the ground contact in alignment with the direction of movement of the wheel whereby lateral scuffing components are eliminated.
Claim 3
Dependent Claim
27 words
The wheel as defined in claim 1 which further comprises a wearing surface attached to said rolling surface to provide wear resistance and traction for the wheel.
Claim 4
Dependent Claim
18 words
The wheel as defined in claim 2 wherein said rim is in the form of a cylindrical section.
Claim 5
Dependent Claim
25 words
The wheel as defined in claim 2 wherein the wearing surface consists of an arrangement of cleats attached to said rolling surface of said rim.
Claim 6
Dependent Claim
24 words
The wheel as defined in claim 4 wherein said conoidally shaped body section and said rim are made of a fiber-glass reinforced plastic material.
Claim 7
Dependent Claim
15 words
The wheel as defined in claim 5 wherein the cleats are made of titanium metal.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-17 | 1976-04-17 | 1976-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-17 | 1980-04-17 | 1980-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-17 | 1984-04-17 | 1984-10-17 | $7700.00 | Window Closed / Lapsed |