FR2021446A1 - - Google Patents

Info

Publication number
FR2021446A1
FR2021446A1 FR6936010A FR6936010A FR2021446A1 FR 2021446 A1 FR2021446 A1 FR 2021446A1 FR 6936010 A FR6936010 A FR 6936010A FR 6936010 A FR6936010 A FR 6936010A FR 2021446 A1 FR2021446 A1 FR 2021446A1
Authority
FR
France
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
FR6936010A
Other languages
French (fr)
Other versions
FR2021446B1 (en
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.)
MAN AG
Original Assignee
MAN Maschinenfabrik Augsburg Nuernberg AG
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 MAN Maschinenfabrik Augsburg Nuernberg AG filed Critical MAN Maschinenfabrik Augsburg Nuernberg AG
Publication of FR2021446A1 publication Critical patent/FR2021446A1/fr
Application granted granted Critical
Publication of FR2021446B1 publication Critical patent/FR2021446B1/fr
Expired 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/20—Rings with special cross-section; Oil-scraping rings
    • F16J9/203—Oil-scraping rings
    • 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/06—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging
    • F16J9/061—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging using metallic coiled or blade springs
    • F16J9/062—Coiled spring along the entire circumference
    • 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/06—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging
    • F16J9/061—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging using metallic coiled or blade springs
    • F16J9/063—Strip or wire along the entire circumference
    • 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/14—Joint-closures
    • F16J9/145—Joint-closures of spring expanders
FR6936010A 1968-10-24 1969-10-21 Expired FR2021446B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681804869 DE1804869A1 (en) 1968-10-24 1968-10-24 Piston ring preferably oil scraper with external voltage for internal combustion engines

Publications (2)

Publication Number Publication Date
FR2021446A1 true FR2021446A1 (en) 1970-07-24
FR2021446B1 FR2021446B1 (en) 1973-03-16

Family

ID=5711370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6936010A Expired FR2021446B1 (en) 1968-10-24 1969-10-21

Country Status (4)

Country Link
DE (1) DE1804869A1 (en)
FR (1) FR2021446B1 (en)
GB (1) GB1266393A (en)
SE (1) SE353778B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0181021A2 (en) * 1984-10-29 1986-05-14 Stirling Thermal Motors Inc. Stirling engine with improved piston ring assembly
DE102010038868A1 (en) * 2010-08-04 2012-02-09 Federal-Mogul Burscheid Gmbh Piston ring for use in piston engine in motor car, has inner surface on which inner coating is provided, where thermal expansion coefficient of material of inner coating differs from that of material of ring

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3316428C1 (en) * 1983-05-05 1984-07-26 Mahle Gmbh, 7000 Stuttgart Device for the adjustment of the contact pressure of an oil scraper piston ring for internal combustion engines
DE3508853A1 (en) * 1985-03-13 1986-09-25 Mahle Gmbh, 7000 Stuttgart Piston, in particular for internal combustion engines, with an oil scraper ring
FI120111B (en) * 2007-11-14 2009-06-30 Maricap Oy lock ring

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0181021A2 (en) * 1984-10-29 1986-05-14 Stirling Thermal Motors Inc. Stirling engine with improved piston ring assembly
EP0181021A3 (en) * 1984-10-29 1988-01-07 Stirling Thermal Motors Inc. Stirling engine with improved piston ring assembly stirling engine with improved piston ring assembly
DE102010038868A1 (en) * 2010-08-04 2012-02-09 Federal-Mogul Burscheid Gmbh Piston ring for use in piston engine in motor car, has inner surface on which inner coating is provided, where thermal expansion coefficient of material of inner coating differs from that of material of ring
DE102010038868B4 (en) * 2010-08-04 2015-03-12 Federal-Mogul Burscheid Gmbh Piston ring with inner coating

Also Published As

Publication number Publication date
FR2021446B1 (en) 1973-03-16
GB1266393A (en) 1972-03-08
DE1804869A1 (en) 1970-05-21
SE353778B (en) 1973-02-12

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Legal Events

Date Code Title Description
ST Notification of lapse