IT953620B - Dispositivo di tenuta a diaframma di rotolamento supportato da li quido - Google Patents

Dispositivo di tenuta a diaframma di rotolamento supportato da li quido

Info

Publication number
IT953620B
IT953620B IT22903/72A IT2290372A IT953620B IT 953620 B IT953620 B IT 953620B IT 22903/72 A IT22903/72 A IT 22903/72A IT 2290372 A IT2290372 A IT 2290372A IT 953620 B IT953620 B IT 953620B
Authority
IT
Italy
Prior art keywords
liquid
sealing device
rolling diaphragm
device supported
diaphragm sealing
Prior art date
Application number
IT22903/72A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT953620B publication Critical patent/IT953620B/it

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
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
    • F04B39/044—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod sealing with a rolling diaphragm between piston and cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J3/00—Diaphragms; Bellows; Bellows pistons
    • F16J3/06—Bellows pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reciprocating Pumps (AREA)
  • Fluid-Damping Devices (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Details Of Reciprocating Pumps (AREA)
IT22903/72A 1971-04-09 1972-04-07 Dispositivo di tenuta a diaframma di rotolamento supportato da li quido IT953620B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7104837A NL7104837A (it) 1971-04-09 1971-04-09

Publications (1)

Publication Number Publication Date
IT953620B true IT953620B (it) 1973-08-10

Family

ID=19812893

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22903/72A IT953620B (it) 1971-04-09 1972-04-07 Dispositivo di tenuta a diaframma di rotolamento supportato da li quido

Country Status (9)

Country Link
US (1) US3774506A (it)
JP (1) JPS5247164B1 (it)
CA (1) CA966528A (it)
DE (1) DE2213633C3 (it)
FR (1) FR2136288A5 (it)
GB (1) GB1386807A (it)
IT (1) IT953620B (it)
NL (1) NL7104837A (it)
SE (1) SE386495B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5263812U (it) * 1975-11-04 1977-05-11
US4691620A (en) * 1985-04-19 1987-09-08 Board Of Trustees Of The University Of Kentucky Self-flushing fluid seal assembly
DE10042369A1 (de) * 2000-08-29 2002-03-14 Bosch Gmbh Robert Kolbenpumpe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919718A (en) * 1952-12-23 1960-01-05 Mercier Jean Pressure accumulator
NL301824A (it) * 1963-12-13
US3401604A (en) * 1967-05-17 1968-09-17 Ind Specialties Inc Differential area gas cylinder
US3620652A (en) * 1968-12-13 1971-11-16 Philips Corp Compressor with rolling diaphragm seal
US3699961A (en) * 1970-03-12 1972-10-24 Sebon Corp The Syringe and method
US3667349A (en) * 1970-08-24 1972-06-06 Philips Corp Seal for piston-cylinder assembly

Also Published As

Publication number Publication date
GB1386807A (en) 1975-03-12
SE386495B (sv) 1976-08-09
NL7104837A (it) 1972-10-11
DE2213633C3 (de) 1980-09-18
CA966528A (en) 1975-04-22
DE2213633A1 (it) 1972-10-19
DE2213633B2 (de) 1980-01-17
FR2136288A5 (it) 1972-12-22
US3774506A (en) 1973-11-27
JPS5247164B1 (it) 1977-11-30

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