US3774472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration dampener
Assignee: Ammco Tools Inc
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Filing: 1972-10-02
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Granted: 1973-11-27
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Expires: 1992-10-02
Abstract
Abstract A vibration dampener for use on rotors such as brake discs during machining operations thereon is made up of a plurality of interconnected, identical links each having a workpiece engaging lead block forming a chain of adjustable length, and a spring interconnecting the two end links.
Inventors
- 👤 W Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:43
CPC Classifications
B; B23; B23Q; B23Q17/00; B23Q17/09; B23Q17/0952; B23Q17/0971; B23Q17/0976; F; F16; F16F; F16F15/00; F16F15/10; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2121; Y10T74/2128
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
75 words
A vibration dampener for mounting on rotors to inhibit vibration thereof, comprising a plurality of separate link members having mutually interconnectable end portions whereby said link members may be removably connected together to form a flexible chain, and a tension spring adapted to be connected between the end links of said chain, said link members each having a lead block fixedly connected to one side thereof for engagement with a circumferential portion of said rotor.
Claim 2
Dependent Claim
75 words
A vibration dampener for mounting on rotors to inhibit vibration thereof, comprising a plurality of separate link members having mutually interconnectable end portions whereby said link members may be removably connected together to form a flexible chain, and a tension spring adapted to be connected between the end links of said chain, said link members each having a lead block fixedly connected to one side thereof for engagement with a circumferential portion of said rotor.
Claim 3
Dependent Claim
22 words
A vibration dAmpener according to claim 1, wherein, each of said link members includes a portion embedded in the associated lead block.
Claim 4
Dependent Claim
18 words
A vibration dampener according to claim 2, wherein each lead block is molded on the respective link member.
Claim 5
Dependent Claim
52 words
A vibration dampener according to claim 1, wherein each of said link members comprises an elongated part having a central portion to the bottom side of which the associated lead block is connected, the end portions of said part depending downwardly at a slight angle from the bottom of said central portion.
Claim 6
Dependent Claim
30 words
A vibration dampener according to claim 1, wherein each of said link members is provided with a longitudinal slot at one end and a T-shaped connector at the other end.
Claim 7
Dependent Claim
28 words
A vibration dampener according to claim 4, wherein said T-shaped connector portion lies in a plane which is substantially perpendicular to the longitudinal axis of the link member.
References Cited (Backward Citations)
CA519010A
Cited
US2505031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-26 | 1977-05-28 | 1977-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-26 | 1981-05-28 | 1981-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-26 | 1985-05-28 | 1985-11-27 | $7700.00 | Window Closed / Lapsed |