EP0265591A3 - Reciprocating pump - Google Patents

Reciprocating pump Download PDF

Info

Publication number
EP0265591A3
EP0265591A3 EP87107692A EP87107692A EP0265591A3 EP 0265591 A3 EP0265591 A3 EP 0265591A3 EP 87107692 A EP87107692 A EP 87107692A EP 87107692 A EP87107692 A EP 87107692A EP 0265591 A3 EP0265591 A3 EP 0265591A3
Authority
EP
European Patent Office
Prior art keywords
reciprocating pump
reciprocating
pump
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.)
Granted
Application number
EP87107692A
Other versions
EP0265591B1 (en
EP0265591A2 (en
Inventor
Hiroichi C/O Fuji Techno Kogyo K.K. Yoshimura
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.)
Fuji Techno Industries Corp
Original Assignee
Fuji Techno Industries 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 JP61255194A external-priority patent/JPH0754115B2/en
Application filed by Fuji Techno Industries Corp filed Critical Fuji Techno Industries Corp
Publication of EP0265591A2 publication Critical patent/EP0265591A2/en
Publication of EP0265591A3 publication Critical patent/EP0265591A3/en
Application granted granted Critical
Publication of EP0265591B1 publication Critical patent/EP0265591B1/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
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/005—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
    • F04B11/0058—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control
    • F04B11/0066—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control with special shape of the actuating element
    • 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
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
    • F04B9/042—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being cams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
EP19870107692 1986-10-27 1987-05-26 Reciprocating pump Expired EP0265591B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61255194A JPH0754115B2 (en) 1985-12-25 1986-10-27 Reciprocating pump
JP255194/86 1986-10-27

Publications (3)

Publication Number Publication Date
EP0265591A2 EP0265591A2 (en) 1988-05-04
EP0265591A3 true EP0265591A3 (en) 1989-03-22
EP0265591B1 EP0265591B1 (en) 1991-07-24

Family

ID=17275334

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19870107692 Expired EP0265591B1 (en) 1986-10-27 1987-05-26 Reciprocating pump

Country Status (2)

Country Link
EP (1) EP0265591B1 (en)
DE (1) DE3771646D1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2783021B1 (en) * 1998-09-09 2000-10-13 Inst Francais Du Petrole METHOD AND SYSTEM FOR FLUID PUMPING USING A PUMP WITH CONSTANT FLOW AT SUCTION OR DELIVERY
CN114934884A (en) * 2022-07-06 2022-08-23 西南石油大学 Opposed cam reciprocating pump power end

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0172421A2 (en) * 1984-07-31 1986-02-26 Fuji Techno Kogyo Kabushiki Kaisha Reciprocating pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0172421A2 (en) * 1984-07-31 1986-02-26 Fuji Techno Kogyo Kabushiki Kaisha Reciprocating pump

Also Published As

Publication number Publication date
EP0265591B1 (en) 1991-07-24
EP0265591A2 (en) 1988-05-04
DE3771646D1 (en) 1991-08-29

Similar Documents

Publication Publication Date Title
EP0236982A3 (en) Pump
GB8615437D0 (en) Pump
EP0240674A3 (en) Pump
GB8727180D0 (en) Pumps
GB8727182D0 (en) Pumps
KR960001996B1 (en) Pump
GB8718605D0 (en) Pump
GB8715604D0 (en) Pump
GB2197688B (en) Pumps
GB8710394D0 (en) Pump
KR920007283B1 (en) E pump
GB8720995D0 (en) Reciprocating pump unit
GB2196696B (en) Pumps
GB8608957D0 (en) Reciprocating pumps
GB8715458D0 (en) Pump
GB8600502D0 (en) Pump unit
EP0265591A3 (en) Reciprocating pump
GB2197389B (en) Pumps
GB2187231B (en) Pump arrangements
GB8706325D0 (en) Pump
GB2197388B (en) Pumps
AU97075S (en) Pump
GB8624105D0 (en) Hand pump
KR880004327Y1 (en) Pump
KR890001331Y1 (en) Pump

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): CH DE FR GB IT LI SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): CH DE FR GB IT LI SE

17P Request for examination filed

Effective date: 19890418

17Q First examination report despatched

Effective date: 19900511

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH DE FR GB IT LI SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRE;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.SCRIBED TIME-LIMIT

Effective date: 19910724

Ref country code: SE

Effective date: 19910724

REF Corresponds to:

Ref document number: 3771646

Country of ref document: DE

Date of ref document: 19910829

ET Fr: translation filed
K2C2 Correction of patent specification (partial reprint) published

Effective date: 19910724

K2C2 Correction of patent specification (partial reprint) published

Effective date: 19910724

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 19940429

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19940517

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19940518

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19940720

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19950526

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Effective date: 19950531

Ref country code: LI

Effective date: 19950531

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19950526

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19960201

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19960229

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST