JPS5439207A - A propeller fan and process for making the same - Google Patents

A propeller fan and process for making the same

Info

Publication number
JPS5439207A
JPS5439207A JP10494277A JP10494277A JPS5439207A JP S5439207 A JPS5439207 A JP S5439207A JP 10494277 A JP10494277 A JP 10494277A JP 10494277 A JP10494277 A JP 10494277A JP S5439207 A JPS5439207 A JP S5439207A
Authority
JP
Japan
Prior art keywords
propeller fan
making
same
projection
providing
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
JP10494277A
Other languages
Japanese (ja)
Inventor
Isao Kinumegawa
Susumu Yamazaki
Ryoji Sato
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 JP10494277A priority Critical patent/JPS5439207A/en
Publication of JPS5439207A publication Critical patent/JPS5439207A/en
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: To lower noises of a propeller fan by providing a net form of projection in the rear edge of a blade piece.
COPYRIGHT: (C)1979,JPO&Japio
JP10494277A 1977-09-02 1977-09-02 A propeller fan and process for making the same Pending JPS5439207A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10494277A JPS5439207A (en) 1977-09-02 1977-09-02 A propeller fan and process for making the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10494277A JPS5439207A (en) 1977-09-02 1977-09-02 A propeller fan and process for making the same

Publications (1)

Publication Number Publication Date
JPS5439207A true JPS5439207A (en) 1979-03-26

Family

ID=14394134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10494277A Pending JPS5439207A (en) 1977-09-02 1977-09-02 A propeller fan and process for making the same

Country Status (1)

Country Link
JP (1) JPS5439207A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59185764A (en) * 1983-04-04 1984-10-22 Hitachi Zosen Corp Heat resistant alloy
JPS60190544A (en) * 1984-03-12 1985-09-28 Kubota Ltd Heat resistant alloy for hearth member
JPS63157827A (en) * 1986-12-20 1988-06-30 Sumitomo Metal Ind Ltd Heat-resisting alloy for furnace bed member
US5628622A (en) * 1994-09-14 1997-05-13 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Composite material turbine engine blade equipped with a seal and its production process
US20100047070A1 (en) * 2006-09-15 2010-02-25 Mark Olaf Slot Optimised wind turbine blade

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59185764A (en) * 1983-04-04 1984-10-22 Hitachi Zosen Corp Heat resistant alloy
JPS60190544A (en) * 1984-03-12 1985-09-28 Kubota Ltd Heat resistant alloy for hearth member
JPS63157827A (en) * 1986-12-20 1988-06-30 Sumitomo Metal Ind Ltd Heat-resisting alloy for furnace bed member
JPH05463B2 (en) * 1986-12-20 1993-01-06 Sumitomo Metal Ind
US5628622A (en) * 1994-09-14 1997-05-13 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" Composite material turbine engine blade equipped with a seal and its production process
US20100047070A1 (en) * 2006-09-15 2010-02-25 Mark Olaf Slot Optimised wind turbine blade

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