GB660442A - Improvements in or relating to reciprocating pumps - Google Patents

Improvements in or relating to reciprocating pumps

Info

Publication number
GB660442A
GB660442A GB20335/49A GB2033549A GB660442A GB 660442 A GB660442 A GB 660442A GB 20335/49 A GB20335/49 A GB 20335/49A GB 2033549 A GB2033549 A GB 2033549A GB 660442 A GB660442 A GB 660442A
Authority
GB
United Kingdom
Prior art keywords
relating
reciprocating pumps
pistons
aug
dec
Prior art date
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.)
Expired
Application number
GB20335/49A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Equipment Corp
Original Assignee
National Equipment Corp
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
Application filed by National Equipment Corp filed Critical National Equipment Corp
Publication of GB660442A publication Critical patent/GB660442A/en
Expired 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • 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
    • F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • 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
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/0003—Piston machines or pumps characterised by having positively-driven valving the distribution member forming both the inlet and discharge distributor for one single pumping chamber
    • F04B7/0015—Piston machines or pumps characterised by having positively-driven valving the distribution member forming both the inlet and discharge distributor for one single pumping chamber and having a slidable movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)

Abstract

660,442. Pistons. NATIONAL EQUIPMENT CORPORATION. Aug. 4, 1949 [Dec. 28, 1948], No. 20335/49. Class 122(i) [Also in Group XXVIII] A pump piston 5 has a plurality of circumferential grooves which are filled with liquid from a reservoir 6 to effect a seal with the cylinder bore 4.
GB20335/49A 1948-12-28 1949-08-04 Improvements in or relating to reciprocating pumps Expired GB660442A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US660442XA 1948-12-28 1948-12-28

Publications (1)

Publication Number Publication Date
GB660442A true GB660442A (en) 1951-11-07

Family

ID=22066902

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20335/49A Expired GB660442A (en) 1948-12-28 1949-08-04 Improvements in or relating to reciprocating pumps

Country Status (1)

Country Link
GB (1) GB660442A (en)

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