GB Patent: GB-187,500,958
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| Spanners; Tap Wrenches
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Patentee:
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| William Bowker (exact or similar names) - Manchester, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Mar. 15, 1875 |
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Patent Pictures:
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William Bowker patent March 15, 1875 - edited from Abridgements of Specifications |
Espacenet patent
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Stan Schulz
958 (last paragraph) in Chronological and Descriptive Index (1875)
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Description: |
| Extracted from a more general patent on the use of roller ratchets with a primary focus on take-up action for the cloth rolls of looms. The use here is a roller ratchet as a drive for wrenches.
Note: Early English patents (pre 1916) were numbered by the year and started at patent #1 at the start of each year in January. The patent # used in DATAMP represents the year of registration and the patent # (with "leading zeros" interposed to make the number total nine digits). This patent is #958 of the year 1875. |
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