GB Patent: GB-2,053,749
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| Tool Holders
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Patentee:
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| Julius Harman (exact or similar names) - Coventry, Warwick County, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 19, 1980 |
| Granted: |
Feb. 11, 1981 |
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Patent Pictures:
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1 | 2
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Espacenet patent
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Joel Havens
"Vintage Machinery" entry for Webster & Bennett
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Description: |
| Abstract:
A tool holder for a tool with a tapered shank (31) with a groove (32), and comprising an inner sleeve (35) with a taper to accept the tool shank (31), an outer sleeve (36) around the inner sleeve (35) and biased by a spring (38), balls (43) which are engaged in the inner sleeve (35) can move into the tool shank groove (32) and are prevented from disengagement by the outer sleeve (36), which can be moved axially into a release position via pins (41). |
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