JPH0342083U - - Google Patents

Info

Publication number
JPH0342083U
JPH0342083U JP10054489U JP10054489U JPH0342083U JP H0342083 U JPH0342083 U JP H0342083U JP 10054489 U JP10054489 U JP 10054489U JP 10054489 U JP10054489 U JP 10054489U JP H0342083 U JPH0342083 U JP H0342083U
Authority
JP
Japan
Prior art keywords
shaft
rotor
screw compressor
protrusion
recess
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
JP10054489U
Other languages
Japanese (ja)
Other versions
JP2550802Y2 (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 JP1989100544U priority Critical patent/JP2550802Y2/en
Publication of JPH0342083U publication Critical patent/JPH0342083U/ja
Application granted granted Critical
Publication of JP2550802Y2 publication Critical patent/JP2550802Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

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

第１図は本考案のスクリユー圧縮機用ロータの
一実施例を示す切断側面図、第２図は第１図の
−矢視図、第３図は本考案の他の実施例を示す
切断側面図、第４図は第３図の−矢視図、第
５図乃至第７図はいずれも本考案の更に他の実施
例を示す一部切断斜視図、第８図はスクリユー圧
縮機の一例を示す概要図、第９図は従来のスクリ
ユー圧縮機用ロータの一例を示す概略図である。 ２……スクリユー圧縮機用ロータ、２ａ……ロ
ータ胴、３……軸、８，８ａ，８ｂ，８ｃ……突
起、９，９ａ，９ｂ……凹み。 FIG. 1 is a cutaway side view showing one embodiment of the rotor for a screw compressor of the present invention, FIG. 2 is a view taken along the - arrow in FIG. 1, and FIG. 3 is a cutaway side view showing another embodiment of the present invention. 4 is a view taken along the - arrow in FIG. 3, FIGS. 5 to 7 are partially cutaway perspective views showing still other embodiments of the present invention, and FIG. 8 is an example of a screw compressor. FIG. 9 is a schematic diagram showing an example of a rotor for a conventional screw compressor. 2... Rotor for screw compressor, 2a... Rotor body, 3... Shaft, 8, 8a, 8b, 8c... Protrusion, 9, 9a, 9b... Recess.

Claims (1)

【実用新案登録請求の範囲】 (1) 軸の表面部に、突起または凹みを少なくと
も１個設け、且つ該突起または凹みを設けた軸上
に、該軸と異なる材質のロータ胴を鋳込み製作ま
たは射出成形することにより、上記軸とロータ胴
とを固定してなることを特徴とするスクリユー圧
縮機用ロータ。 (2) 突起または凹みを、円周方向と軸方向へ延
ばして設けた請求項１記載のスクリユー圧縮機用
ロータ。[Claims for Utility Model Registration] (1) At least one protrusion or recess is provided on the surface of the shaft, and a rotor body made of a material different from that of the shaft is cast or produced on the shaft provided with the protrusion or recess. A rotor for a screw compressor, characterized in that the shaft and the rotor body are fixed by injection molding. (2) The rotor for a screw compressor according to claim 1, wherein the projections or depressions are provided extending in the circumferential direction and the axial direction.
JP1989100544U 1989-08-30 1989-08-30 Rotor for screw compressor Expired - Fee Related JP2550802Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989100544U JP2550802Y2 (en) 1989-08-30 1989-08-30 Rotor for screw compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989100544U JP2550802Y2 (en) 1989-08-30 1989-08-30 Rotor for screw compressor

Publications (2)

Publication Number Publication Date
JPH0342083U true JPH0342083U (en) 1991-04-22
JP2550802Y2 JP2550802Y2 (en) 1997-10-15

Family

ID=31649547

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989100544U Expired - Fee Related JP2550802Y2 (en) 1989-08-30 1989-08-30 Rotor for screw compressor

Country Status (1)

Country Link
JP (1) JP2550802Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006348919A (en) * 2005-06-20 2006-12-28 Yamada Seisakusho Co Ltd Rotor device for pump

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837811U (en) * 1971-09-08 1973-05-09
JPS5062108U (en) * 1973-10-02 1975-06-06
JPS59165987U (en) * 1983-04-23 1984-11-07 トヨタ自動車株式会社 Roots pump rotor support structure
JPS61169689A (en) * 1985-01-23 1986-07-31 Hitachi Ltd Complex screw rotor
JPS63100683U (en) * 1986-12-19 1988-06-30
JPS63243478A (en) * 1987-03-30 1988-10-11 Aisin Seiki Co Ltd Rotor for fluid equipment
JPH01301976A (en) * 1988-05-31 1989-12-06 Brother Ind Ltd Screw rotor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837811U (en) * 1971-09-08 1973-05-09
JPS5062108U (en) * 1973-10-02 1975-06-06
JPS59165987U (en) * 1983-04-23 1984-11-07 トヨタ自動車株式会社 Roots pump rotor support structure
JPS61169689A (en) * 1985-01-23 1986-07-31 Hitachi Ltd Complex screw rotor
JPS63100683U (en) * 1986-12-19 1988-06-30
JPS63243478A (en) * 1987-03-30 1988-10-11 Aisin Seiki Co Ltd Rotor for fluid equipment
JPH01301976A (en) * 1988-05-31 1989-12-06 Brother Ind Ltd Screw rotor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006348919A (en) * 2005-06-20 2006-12-28 Yamada Seisakusho Co Ltd Rotor device for pump

Also Published As

Publication number Publication date
JP2550802Y2 (en) 1997-10-15

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees