Title:
IMPELLER WITH RING MEMBER
Document Type and Number:
Japanese Patent JPS6388203
Kind Code:
A
Abstract:
PURPOSE:To make a ring member fit accurately and easily to a blade by providing projections on the outer circumferential end surface of the blade and fitting the projections in concaves on a ring member to unit them in one body. CONSTITUTION:A blade 11 is provided projectingly on the outer circumferential surface of a boss portion 12 unitedly. Projections 18 are provided on the outer circumferential end surface of the blade 11 unitedly. Boss holes 10 are formed on a ring member 15. The projections 18 are fitted to the boss holes 10 and the ring member 15 is wound around the blade 11 uniting the two in one. by this manner, the ring member can be fitted accurately and easily on the blade.
Inventors:
TANAKA TSUNEKICHI
ISHIKAWA KAZUO
ISHIKAWA KAZUO
Application Number:
JP23149586A
Publication Date:
April 19, 1988
Filing Date:
September 30, 1986
Export Citation:
Assignee:
AISIN CHEM
AISIN SEIKI
AISIN SEIKI
International Classes:
F04D29/22; F01D5/00; F16H41/28; (IPC1-7): F01D5/00; F04D29/22; F16H41/28
Attorney, Agent or Firm:
Hiroshi Okawa