GB Patent: GB-456,179
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| Improvements in or relating to the coupling together of shafts and pump rods
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Patentee:
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| Harold Walker Pearn (exact or similar names) - West Gorton, Manchester, England |
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Patent Dates:
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| Applied: |
Sep. 30, 1931 |
| Granted: |
Nov. 04, 1936 |
Espacenet patent
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Jeff Joslin
"Vintage Machinery" entry for Frank Pearn & Co., Ltd.
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Description: |
| "The coupling flange c of a rotary or reciprocating pump rod a is secured thereto by fusion-welding at the jointing face, preferably electrically. The fused metal e, f is deposited in grooves formed in the rod or flange or both by oxyacetylene flame or by machining. The grooves may be undercut or as shown." |
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