JPS633561U - - Google Patents

Info

Publication number
JPS633561U
JPS633561U JP9639586U JP9639586U JPS633561U JP S633561 U JPS633561 U JP S633561U JP 9639586 U JP9639586 U JP 9639586U JP 9639586 U JP9639586 U JP 9639586U JP S633561 U JPS633561 U JP S633561U
Authority
JP
Japan
Prior art keywords
piston
piston ring
ring
endless
annular
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
JP9639586U
Other languages
Japanese (ja)
Other versions
JPH0334515Y2 (en
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 filed Critical
Priority to JP9639586U priority Critical patent/JPH0334515Y2/ja
Publication of JPS633561U publication Critical patent/JPS633561U/ja
Application granted granted Critical
Publication of JPH0334515Y2 publication Critical patent/JPH0334515Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)
  • Compressor (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案のピストンリング機構を装着し
たピストンの一例の断面図、第2図は従来のピス
トンリングを備えたピストンの断面図、第3図は
従来のピストンリングの平面図、第4図は従来の
ピストンリングを備えたピストンの一部拡大断面
図、第5図は先願のピストンリング機構を装置し
たピストンの断面図である。第6図は第2図にお
けるAA断面図、第7図は第1図及び第5図にお
けるBB断面図、第8図は第1図及び第5図にお
けるCC断面図、第9図は第1図における一部拡
大断面図である。第10図は本考案のピストンリ
ング機構の別の実施態様の断面図である。 1……ピストン、2……ピストンリング、3…
…テンシヨンリング、4……シリンダ、5……切
欠き部、6……間隙、7……カツトピストンリン
グ、8……エンドレスピストンリング、9……ピ
ストンリング嵌合溝、10……デイスタンスリン
グ、11……Oリング溝、12……Oリング、1
3,14……段部、15……間隙。
FIG. 1 is a sectional view of an example of a piston equipped with the piston ring mechanism of the present invention, FIG. 2 is a sectional view of a piston equipped with a conventional piston ring, FIG. 3 is a plan view of a conventional piston ring, and FIG. The figure is a partially enlarged sectional view of a piston equipped with a conventional piston ring, and FIG. 5 is a sectional view of a piston equipped with the piston ring mechanism of the prior application. Fig. 6 is a sectional view along line AA in Fig. 2, Fig. 7 is a sectional view along BB in Figs. 1 and 5, Fig. 8 is a sectional view along CC in Figs. It is a partially enlarged sectional view in the figure. FIG. 10 is a sectional view of another embodiment of the piston ring mechanism of the present invention. 1...piston, 2...piston ring, 3...
... Tension ring, 4 ... Cylinder, 5 ... Notch, 6 ... Gap, 7 ... Cut piston ring, 8 ... Endless piston ring, 9 ... Piston ring fitting groove, 10 ... Distance Ring, 11... O-ring groove, 12... O-ring, 1
3, 14...Step part, 15...Gap.

Claims (1)

【実用新案登録請求の範囲】 (1) 無給油式往復圧縮機に於いて、環を1個所
又は2個所以上で切欠いたカツトピストンリング
を低圧側に、外径がシリンダ内径にほぼ等しく切
欠き部のない環状のエンドレスピストンリングを
高圧側に配置して両ピストンリングを互に重ね合
わせて、ピストンのピストンリング嵌合溝に嵌合
したことを特徴とするピストンリング機構。 (2) 該エンドレスピストンリングとこれに面す
るピストンリング嵌合溝側面の間にOリングを設
けてシールした実用新案登録請求の範囲第1項記
載のピストンリング機構。 (3) 該カツトピストンリングの外周及び該エン
ドレスピストンリングの内周にそれぞれ互に環状
の間隙を有して嵌合する環状の段部を設けた実用
新案登録請求の範囲第1項記載のピストンリング
機構。
[Scope of Claim for Utility Model Registration] (1) In an oil-free reciprocating compressor, a cut piston ring whose ring is notched at one or more places, on the low pressure side, and whose outer diameter is approximately equal to the inner diameter of the cylinder. A piston ring mechanism characterized in that an annular endless piston ring without a section is placed on the high pressure side, both piston rings are overlapped with each other, and the piston rings are fitted into a piston ring fitting groove of a piston. (2) The piston ring mechanism according to claim 1, wherein an O-ring is provided between the endless piston ring and the side surface of the piston ring fitting groove facing the endless piston ring for sealing. (3) The piston according to claim 1 of the utility model registration claim, wherein an annular stepped portion is provided on the outer periphery of the cut piston ring and on the inner periphery of the endless piston ring, each of which fits with an annular gap. ring mechanism.
JP9639586U 1986-06-23 1986-06-23 Expired JPH0334515Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9639586U JPH0334515Y2 (en) 1986-06-23 1986-06-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9639586U JPH0334515Y2 (en) 1986-06-23 1986-06-23

Publications (2)

Publication Number Publication Date
JPS633561U true JPS633561U (en) 1988-01-11
JPH0334515Y2 JPH0334515Y2 (en) 1991-07-22

Family

ID=30962093

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9639586U Expired JPH0334515Y2 (en) 1986-06-23 1986-06-23

Country Status (1)

Country Link
JP (1) JPH0334515Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014234775A (en) * 2013-06-03 2014-12-15 株式会社日立産機システム Slide component, and gas compressor and analysis equipment using the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014234775A (en) * 2013-06-03 2014-12-15 株式会社日立産機システム Slide component, and gas compressor and analysis equipment using the same

Also Published As

Publication number Publication date
JPH0334515Y2 (en) 1991-07-22

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