Inventor
WALTERS ROBERT L
US6 patents
Patents
6 patentsUS6367141B1Apr 9, 2002
Method of inserting a piston assembly into a cylinder of an internal combustion engine
CATERPILLAR INC26 citations90
US6591484B2Jul 15, 2003
Internal combustion engine piston insertion machine
CATERPILLAR INC10 citations71
US6516511B1Feb 11, 2003
Position sensor for piston ring compressor
CATERPILLAR INC10 citations71
US6467155B1Oct 22, 2002
Transfer control system for piston insertion machine
CATERPILLAR INC11 citations71
US6438833B1Aug 27, 2002
Control system and method of use for aligning a piston assembly with an engine block
CATERPILLAR INC11 citations71
US6389667B1May 21, 2002
Piston ring compressor
CATERPILLAR INC9 citations71