Title:
SPEED RING IN HYDRAULIC MACHINERY
Document Type and Number:
Japanese Patent JPS52104641
Kind Code:
A
Abstract:
PURPOSE: A speed ring in hydraulic machinery, able to be lowered in the production cost, and highly reliable in the strength.
Inventors:
SUZUKI MUTSUO
Application Number:
JP2704377A
Publication Date:
September 02, 1977
Filing Date:
March 14, 1977
Export Citation:
Assignee:
HITACHI LTD
International Classes:
F03B3/16; F03B11/00; (IPC1-7): F03B3/16; F03B11/00
Domestic Patent References:
| JPS4880927A | 1973-10-30 | |||
| JPS4328968Y1 |
Previous Patent: JPS52104640
Next Patent: PROPELLER TURBINE TO BE ROTATED IN THE SAME DIRECTION FOR RIGHT AND RE VERSE WATER CURRENT
Next Patent: PROPELLER TURBINE TO BE ROTATED IN THE SAME DIRECTION FOR RIGHT AND RE VERSE WATER CURRENT