Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SCROLL COMPRESSOR
Document Type and Number:
Japanese Patent JP2004270599
Kind Code:
A
Abstract:

To solve performance degradation and reliability degradation by improving sealing performance of a sliding surface between a frame and a swirl scroll back surface by a seal ring in a closed scroll compressor.

By making appropriate filling space formed from an inner circumferential groove into which a seal ring of a frame is inserted and an inner circumference of the seal ring and another filling space formed from a swirl scroll back surface at stopping and a seal ring sliding surface, respectively, it becomes possible to improve the sealing property and reliability.


More Like This:
JPS5928086FLUID COMPRESSING AND CONVEYING APPARATUS
JP6313178Oil-free screw compressor and its design method
Inventors:
YANASE YUICHI
TSUCHIYA TAKESHI
MATSUNAGA MUTSUNORI
NAKAMURA SATOSHI
Application Number:
JP2003064318A
Publication Date:
September 30, 2004
Filing Date:
March 11, 2003
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HITACHI LTD
International Classes:
F04C27/00; F04C18/02; (IPC1-7): F04C18/02; F04C27/00
Attorney, Agent or Firm:
Yasuo Sakuta



 
Previous Patent: FARM EQUIPMENT

Next Patent: SYSTEM AND METHOD OF POWER GENERATION USING BLACK LIQUOR AND METHOD OF MODIFYING SYSTEM OF POWER GEN...