USB357682I5 - - Google Patents

Info

Publication number
USB357682I5
USB357682I5 US35768273A USB357682I5 US B357682 I5 USB357682 I5 US B357682I5 US 35768273 A US35768273 A US 35768273A US B357682 I5 USB357682 I5 US B357682I5
Authority
US
United States
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US338103A external-priority patent/US3859010A/en
Application filed filed Critical
Priority to US357682A priority Critical patent/US3924973A/en
Publication of USB357682I5 publication Critical patent/USB357682I5/en
Application granted granted Critical
Publication of US3924973A publication Critical patent/US3924973A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/0009—Special features
    • F04B43/0036—Special features the flexible member being formed as an O-ring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/08—Scoop devices
    • F04B19/14—Scoop devices of endless-chain type, e.g. with the chains carrying pistons co-operating with open-ended cylinders
US357682A 1973-03-05 1973-05-07 Metering pump Expired - Lifetime US3924973A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US357682A US3924973A (en) 1973-03-05 1973-05-07 Metering pump

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US338103A US3859010A (en) 1973-03-05 1973-03-05 Metering pump
US357682A US3924973A (en) 1973-03-05 1973-05-07 Metering pump

Publications (2)

Publication Number Publication Date
USB357682I5 true USB357682I5 (en) 1975-01-28
US3924973A US3924973A (en) 1975-12-09

Family

ID=26991036

Family Applications (1)

Application Number Title Priority Date Filing Date
US357682A Expired - Lifetime US3924973A (en) 1973-03-05 1973-05-07 Metering pump

Country Status (1)

Country Link
US (1) US3924973A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4738598A (en) * 1985-10-15 1988-04-19 Lofquist Jr Alden A Metering pump with annular elements
US4637784A (en) * 1985-10-15 1987-01-20 Lofquist Jr Alden A Metering pump with diaphragm

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1382705A (en) * 1920-02-24 1921-06-28 Bennett Injector Company Grease-gun for barrels and the like
US2510657A (en) * 1948-12-14 1950-06-06 Gilbert & Barker Mfg Co Liquid sampling device
US3148624A (en) * 1961-06-21 1964-09-15 Alan W Baldwin Hydraulic pump
US3365104A (en) * 1966-04-20 1968-01-23 Richard G. Bowman Liquid delivery apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1382705A (en) * 1920-02-24 1921-06-28 Bennett Injector Company Grease-gun for barrels and the like
US2510657A (en) * 1948-12-14 1950-06-06 Gilbert & Barker Mfg Co Liquid sampling device
US3148624A (en) * 1961-06-21 1964-09-15 Alan W Baldwin Hydraulic pump
US3365104A (en) * 1966-04-20 1968-01-23 Richard G. Bowman Liquid delivery apparatus

Also Published As

Publication number Publication date
US3924973A (en) 1975-12-09

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