GB1409477A - Apex seal for a piston of a rotary piston engine - Google Patents

Apex seal for a piston of a rotary piston engine

Info

Publication number
GB1409477A
GB1409477A GB3678873A GB3678873A GB1409477A GB 1409477 A GB1409477 A GB 1409477A GB 3678873 A GB3678873 A GB 3678873A GB 3678873 A GB3678873 A GB 3678873A GB 1409477 A GB1409477 A GB 1409477A
Authority
GB
United Kingdom
Prior art keywords
piston
engine
surface layer
rotary
seal
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
Application number
GB3678873A
Other languages
English (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.)
Nippon Piston Ring Co Ltd
Original Assignee
Nippon Piston Ring Co Ltd
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 Nippon Piston Ring Co Ltd filed Critical Nippon Piston Ring Co Ltd
Publication of GB1409477A publication Critical patent/GB1409477A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/005—Structure and composition of sealing elements such as sealing strips, sealing rings and the like; Coating of these elements
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • C23C4/11—Oxides
    • 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
    • F16J9/26—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction characterised by the use of particular materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
GB3678873A 1972-08-03 1973-08-02 Apex seal for a piston of a rotary piston engine Expired GB1409477A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47077286A JPS513841B2 (pt-PT) 1972-08-03 1972-08-03

Publications (1)

Publication Number Publication Date
GB1409477A true GB1409477A (en) 1975-10-08

Family

ID=13629612

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3678873A Expired GB1409477A (en) 1972-08-03 1973-08-02 Apex seal for a piston of a rotary piston engine

Country Status (6)

Country Link
US (1) US3890070A (pt-PT)
JP (1) JPS513841B2 (pt-PT)
DE (1) DE2339071C3 (pt-PT)
FR (1) FR2195312A5 (pt-PT)
GB (1) GB1409477A (pt-PT)
IT (1) IT990097B (pt-PT)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2840425A1 (de) * 1978-09-16 1980-03-27 Glyco Metall Werke Verfahren zur herstellung von werkstuecken mit anpassungsschicht fuer beanspruchung mit relativ hohem flaechendruck und werkstuecke mit solcher anpassungsschicht

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52119431A (en) * 1976-03-31 1977-10-06 Toyo Kogyo Co Rotor housing of rotary piston engine
US4077637A (en) * 1977-01-17 1978-03-07 Koppers Company, Inc. Ceramic coated piston rings
US4936912A (en) * 1988-06-27 1990-06-26 Deere & Company Sintered apex seal material
US8156919B2 (en) * 2008-12-23 2012-04-17 Darrow David S Rotary vane engines with movable rotors, and engine systems comprising same
DE102009015008B3 (de) * 2009-03-26 2010-12-02 Federal-Mogul Burscheid Gmbh Kolbenringe und Zylinderlaufbuchsen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2311240A (en) * 1939-11-20 1943-02-16 Ramsey Accessories Mfg Corp Coating for piston rings
US3061525A (en) * 1959-06-22 1962-10-30 Platecraft Of America Inc Method for electroforming and coating
US3155311A (en) * 1962-07-24 1964-11-03 Curtiss Wright Corp Housing construction for rotary mechanisms
US3155313A (en) * 1962-10-01 1964-11-03 Cuertiss Wright Corp Rotor housing construction of rotating combustion engine
US3394877A (en) * 1966-12-15 1968-07-30 Sachwenring Automobilwerke Zwi Rotary piston engine
DE2156127B2 (de) * 1970-12-12 1973-05-10 Nippon Piston Ring K.K., Tokio Gleitelementpaar wie kolbenring und zylinderwandung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2840425A1 (de) * 1978-09-16 1980-03-27 Glyco Metall Werke Verfahren zur herstellung von werkstuecken mit anpassungsschicht fuer beanspruchung mit relativ hohem flaechendruck und werkstuecke mit solcher anpassungsschicht

Also Published As

Publication number Publication date
JPS513841B2 (pt-PT) 1976-02-06
DE2339071A1 (de) 1974-02-21
US3890070A (en) 1975-06-17
IT990097B (it) 1975-06-20
JPS4933020A (pt-PT) 1974-03-26
DE2339071B2 (de) 1975-10-30
DE2339071C3 (de) 1979-01-04
FR2195312A5 (pt-PT) 1974-03-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee