Title:
REFRIGERANT PUMP AND COOLING DEVICE
Document Type and Number:
Japanese Patent JP2005002827
Kind Code:
A
Abstract:
To provide a highly reliable refrigerant pump capable of solving a problem of noise caused by swing of a driving shaft.
A position of the center 2a of a stator 2 is arranged nearer a pump mechanism part 5 than the center 4a of a rotor 4 to obtain thrust force for pressing the driving shaft 3 against the pump mechanism part, thereby constituting the refrigerant pump coming into contact with a lower end 3a of a driving shaft stepped part stably.
Inventors:
NAKANO MASAO
IKEDA AKIRA
ASHITANI HIROMASA
IKEDA AKIRA
ASHITANI HIROMASA
Application Number:
JP2003164986A
Publication Date:
January 06, 2005
Filing Date:
June 10, 2003
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
F04B17/03; F04C23/02; F04C29/00; F04C29/02; F25D17/02; H02K7/14; (IPC1-7): F04C29/00; F04C23/02; F04C29/02; F25D17/02; H02K7/14
Attorney, Agent or Firm:
Fumio Iwahashi
Tomoyasu Sakaguchi
Hiroki Naito
Tomoyasu Sakaguchi
Hiroki Naito