US3677560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck having means to axially position tool
Assignee: CLARKSON INTERNATIONAL TOOLS Ltd KING
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Filing: 1970-11-02
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Granted: 1972-07-18
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Expires: 1990-11-02
Abstract
Abstract A chuck comprising a body, tool gripping means in the body, a tool locating part slidably mounted in the body to control the axial position of the tool whilst maintaining its concentricity, an adjusting ring engaging the tool locating part and being axially located within the body, the body having a lateral opening for access to the adjusting ring, and means on the adjusting ring accessible through the opening whereby it can be rotated by a suitable tool to control axial position of the tool locating part in the body.
Inventors
- 👤 Frank Henry Clarkson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:09
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/208; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17411; Y10T279/17487; Y10T279/17495; Y10T279/17991; Y10T279/21; Y10T408/00; Y10T408/83; Y10T408/86; Y10T409/00; Y10T409/30; Y10T409/309352; Y10T409/309408
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
128 words
A chuck comprising a body, tool gripping means carried in the body, a tool locating part slidably mounted within the body, said tool locating part having means to abut one end of a tool to control the axial position of said tool in the body whilst maintaining its concentricity therein, an adjusting ring mounted co-axially with, and having screw-threaded engagement with the tool locating part, an end face of the adjusting ring biased against an internal axially presented face in the body, and the body having a lateral opening for permitting access to the adjusting ring, and means on the adjusting ring accessible through said opening whereby it can be rotated by a suitable tool to control the axial position of the tool locating part in the body.
Claim 2
Dependent Claim
128 words
A chuck comprising a body, tool gripping means carried in the body, a tool locating part slidably mounted within the body, said tool locating part having means to abut one end of a tool to control the axial position of said tool in the body whilst maintaining its concentricity therein, an adjusting ring mounted co-axially with, and having screw-threaded engagement with the tool locating part, an end face of the adjusting ring biased against an internal axially presented face in the body, and the body having a lateral opening for permitting access to the adjusting ring, and means on the adjusting ring accessible through said opening whereby it can be rotated by a suitable tool to control the axial position of the tool locating part in the body.
Claim 3
Dependent Claim
37 words
A chuck as claimed in claim 1 in which the lateral opening in the body for access to the adjusting ring is positioned in a position which is accessible when the chuck is fitted into a machine.
Claim 4
Dependent Claim
49 words
A chuck as claimed in claim 1 in which the means on the adjusting ring for co-operation with a suitable tool comprises a number of spaced generally radial holes therein which can accept the end of a tool which can be moved within the confines of the body opening.
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) | 1975-07-18 | 1976-01-17 | 1976-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-18 | 1980-01-17 | 1980-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-18 | 1984-01-17 | 1984-07-18 | $7700.00 | Window Closed / Lapsed |