FR2334894A1 - Piston perfectionne - Google Patents

Piston perfectionne

Info

Publication number
FR2334894A1
FR2334894A1 FR7538168A FR7538168A FR2334894A1 FR 2334894 A1 FR2334894 A1 FR 2334894A1 FR 7538168 A FR7538168 A FR 7538168A FR 7538168 A FR7538168 A FR 7538168A FR 2334894 A1 FR2334894 A1 FR 2334894A1
Authority
FR
France
Prior art keywords
curved surface
helical
pumps
engines
circumferential grooves
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
FR7538168A
Other languages
English (en)
French (fr)
Other versions
FR2334894B1 (da
Inventor
William James Urquhart
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.)
ENGINEERING SERVICE Pty Ltd F
Original Assignee
ENGINEERING SERVICE Pty Ltd F
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 ENGINEERING SERVICE Pty Ltd F filed Critical ENGINEERING SERVICE Pty Ltd F
Priority to FR7538168A priority Critical patent/FR2334894A1/fr
Publication of FR2334894A1 publication Critical patent/FR2334894A1/fr
Application granted granted Critical
Publication of FR2334894B1 publication Critical patent/FR2334894B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/09—Pistons; Trunk pistons; Plungers with means for guiding fluids
    • 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
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Compressor (AREA)
FR7538168A 1975-12-12 1975-12-12 Piston perfectionne Granted FR2334894A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7538168A FR2334894A1 (fr) 1975-12-12 1975-12-12 Piston perfectionne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7538168A FR2334894A1 (fr) 1975-12-12 1975-12-12 Piston perfectionne

Publications (2)

Publication Number Publication Date
FR2334894A1 true FR2334894A1 (fr) 1977-07-08
FR2334894B1 FR2334894B1 (da) 1981-08-21

Family

ID=9163695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7538168A Granted FR2334894A1 (fr) 1975-12-12 1975-12-12 Piston perfectionne

Country Status (1)

Country Link
FR (1) FR2334894A1 (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1840419A1 (en) * 2006-03-31 2007-10-03 Federal-Mogul Operations Italy S.r.l. Stabilimento di Desenzano Piston with surface finishing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE391607A (da) *
FR328094A (fr) * 1902-10-02 1903-12-14 Andrieux Jules Système de piston pour moteurs de tous genres
FR1116371A (fr) * 1953-12-24 1956-05-07 Piston pour moteurs à pistons
DE1675047A1 (de) * 1968-03-14 1970-12-03 Arno Fischer Einrichtung zur Fuehrung von gegeneinander bewegten Teilen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE391607A (da) *
FR328094A (fr) * 1902-10-02 1903-12-14 Andrieux Jules Système de piston pour moteurs de tous genres
FR1116371A (fr) * 1953-12-24 1956-05-07 Piston pour moteurs à pistons
DE1675047A1 (de) * 1968-03-14 1970-12-03 Arno Fischer Einrichtung zur Fuehrung von gegeneinander bewegten Teilen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1840419A1 (en) * 2006-03-31 2007-10-03 Federal-Mogul Operations Italy S.r.l. Stabilimento di Desenzano Piston with surface finishing

Also Published As

Publication number Publication date
FR2334894B1 (da) 1981-08-21

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Legal Events

Date Code Title Description
ST Notification of lapse