GB649626A - - Google Patents

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Publication number
GB649626A
GB649626A GB649626DA GB649626A GB 649626 A GB649626 A GB 649626A GB 649626D A GB649626D A GB 649626DA GB 649626 A GB649626 A GB 649626A
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United Kingdom
Prior art keywords
ports
casing
nov
intake
hobourneaton
Prior art date
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Publication of GB649626A publication Critical patent/GB649626A/en
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  • Rotary Pumps (AREA)

Abstract

649,626. Rotary pumps. HOBOURNEATON MANUFACTURING CO., Ltd. Nov. 20, 1948, No. 30227. Convention date, Nov. 21, 1947. [Class 110(ii)] The pump comprises inner and outer, relatively eccentric, toothed rotors 16, 14 rotating within a casing bore 22, and provided with multiple apertured intake ports 34, 36, 38 and multiple delivery ports 40, 42 in the casing cover 18. These multiple ports equal in length the respective intake and discharge ports 30, 32 in the casing 10.
GB649626D Active GB649626A (en)

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GB649626A true GB649626A (en)

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ID=1749982

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045778A (en) * 1960-03-10 1962-07-24 Roper Hydraulics Inc Lube pumping system
GB2207706A (en) * 1987-08-06 1989-02-08 Ushiji Negishi Rotary pump

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045778A (en) * 1960-03-10 1962-07-24 Roper Hydraulics Inc Lube pumping system
GB2207706A (en) * 1987-08-06 1989-02-08 Ushiji Negishi Rotary pump
GB2207706B (en) * 1987-08-06 1992-04-08 Ushiji Negishi Gerotor pump

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