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Title:
VACUUM PUMP
Document Type and Number:
WIPO Patent Application WO/2012/018111
Kind Code:
A1
Abstract:
A vacuum pump (1) is provided with: a rotor (30) having a rotation-side gas discharge function section (32) formed thereon; a motor (36) for driving and rotating the rotor (30) relative to a stationary-side gas discharge function section (22); and a tube-shaped pump casing (2) consisting of a magnetic material and having arranged therein the rotor (30) and the stationary-side gas discharge function section (22).

Inventors:
TSUTSUI SHINGO (JP)
Application Number:
PCT/JP2011/067943
Publication Date:
February 09, 2012
Filing Date:
August 05, 2011
Export Citation:
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Assignee:
SHIMADZU CORP (JP)
TSUTSUI SHINGO (JP)
International Classes:
F04D19/04
Foreign References:
JPH01190991A1989-08-01
JP2003003988A2003-01-08
JPH03119272U1991-12-09
JP2003129991A2003-05-08
JPS63252288A1988-10-19
Attorney, Agent or Firm:
NAGAI, Fuyuki (JP)
Fuyuki Nagai (JP)
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