DE3576390D1 - CHARGER BLOWER WITH REDUCED LAERMENT DEVELOPMENT. - Google Patents

CHARGER BLOWER WITH REDUCED LAERMENT DEVELOPMENT.

Info

Publication number
DE3576390D1
DE3576390D1 DE8585306198T DE3576390T DE3576390D1 DE 3576390 D1 DE3576390 D1 DE 3576390D1 DE 8585306198 T DE8585306198 T DE 8585306198T DE 3576390 T DE3576390 T DE 3576390T DE 3576390 D1 DE3576390 D1 DE 3576390D1
Authority
DE
Germany
Prior art keywords
laerment
development
reduced
charger blower
charger
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 - Lifetime
Application number
DE8585306198T
Other languages
German (de)
Inventor
Robert Seaver Mueller
Dannie Lamar Kimmons
Daniel Rusell
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.)
Eaton Corp
Original Assignee
Eaton 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
Priority claimed from US06/647,071 external-priority patent/US4564346A/en
Priority claimed from US06/647,072 external-priority patent/US4564345A/en
Application filed by Eaton Corp filed Critical Eaton Corp
Application granted granted Critical
Publication of DE3576390D1 publication Critical patent/DE3576390D1/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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F04C29/0035—Equalization of pressure pulses
DE8585306198T 1984-09-04 1985-09-02 CHARGER BLOWER WITH REDUCED LAERMENT DEVELOPMENT. Expired - Lifetime DE3576390D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/647,071 US4564346A (en) 1984-09-04 1984-09-04 Supercharger with hourglass outlet port
US06/647,072 US4564345A (en) 1984-09-04 1984-09-04 Supercharger with reduced noise

Publications (1)

Publication Number Publication Date
DE3576390D1 true DE3576390D1 (en) 1990-04-12

Family

ID=27095079

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585306198T Expired - Lifetime DE3576390D1 (en) 1984-09-04 1985-09-02 CHARGER BLOWER WITH REDUCED LAERMENT DEVELOPMENT.

Country Status (2)

Country Link
EP (1) EP0174171B1 (en)
DE (1) DE3576390D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5078583A (en) * 1990-05-25 1992-01-07 Eaton Corporation Inlet port opening for a roots-type blower
US5083907A (en) * 1990-05-25 1992-01-28 Eaton Corporation Roots-type blower with improved inlet
EP1286053A1 (en) 2001-08-21 2003-02-26 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Rotary pump with backflow

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2028414A (en) * 1933-05-19 1936-01-21 Fairbanks Morse & Co Fluid displacement device
US2701683A (en) * 1951-12-15 1955-02-08 Read Standard Corp Interengaging rotor blower
AT242855B (en) * 1962-02-21 1965-10-11 Polysius Gmbh Roots blower
US3667874A (en) * 1970-07-24 1972-06-06 Cornell Aeronautical Labor Inc Two-stage compressor having interengaging rotary members
DE3238015C2 (en) * 1982-10-13 1986-07-31 Aerzener Maschinenfabrik Gmbh, 3251 Aerzen Roots compressor

Also Published As

Publication number Publication date
EP0174171A3 (en) 1987-03-18
EP0174171B1 (en) 1990-03-07
EP0174171A2 (en) 1986-03-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee