JPS52130008A - Screw_rotor - Google Patents

Screw_rotor

Info

Publication number
JPS52130008A
JPS52130008A JP4554176A JP4554176A JPS52130008A JP S52130008 A JPS52130008 A JP S52130008A JP 4554176 A JP4554176 A JP 4554176A JP 4554176 A JP4554176 A JP 4554176A JP S52130008 A JPS52130008 A JP S52130008A
Authority
JP
Japan
Prior art keywords
rotor
screw
ensuring
perform
hole
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.)
Pending
Application number
JP4554176A
Other languages
Japanese (ja)
Inventor
Katsuhiko Soya
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4554176A priority Critical patent/JPS52130008A/en
Publication of JPS52130008A publication Critical patent/JPS52130008A/en
Pending legal-status Critical Current

Links

Landscapes

  • Rotary-Type Compressors (AREA)
  • Rotary Pumps (AREA)

Abstract

PURPOSE: To obtain a screw-rotor that can perform the hob cutting machining of the form of a rotor while ensuring a simple shape and few blow-hole.
COPYRIGHT: (C)1977,JPO&Japio
JP4554176A 1976-04-23 1976-04-23 Screw_rotor Pending JPS52130008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4554176A JPS52130008A (en) 1976-04-23 1976-04-23 Screw_rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4554176A JPS52130008A (en) 1976-04-23 1976-04-23 Screw_rotor

Publications (1)

Publication Number Publication Date
JPS52130008A true JPS52130008A (en) 1977-11-01

Family

ID=12722220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4554176A Pending JPS52130008A (en) 1976-04-23 1976-04-23 Screw_rotor

Country Status (1)

Country Link
JP (1) JPS52130008A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50143106A (en) * 1974-03-06 1975-11-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50143106A (en) * 1974-03-06 1975-11-18

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