Inventor
BERSTEIN GARRI
DE17 patents
Patents
17 patentsUS5333480AAug 2, 1994
Method for straightening out of true work pieces, especially crankshafts
HEGENSCHEIDT GMBH WILHELM38 citations92
US5235838AAug 17, 1993
Method and apparatus for truing or straightening out of true work pieces
HEGENSCHEIDT GMBH WILHELM40 citations92
US5001917AMar 26, 1991
Method and apparatus for truing or straightening out of true work pieces
HEGENSCHEIDT GMBH WILHELM28 citations92
US4561276ADec 31, 1985
Method of deep-rolling crankshafts
HEGENSCHEIDT GMBH WILHELM22 citations81
US4799839AJan 24, 1989
Method and apparatus for performing a rotary broaching operation particularly on work pieces of rotational symmetry
HEGENSCHEIDT GMBH WILHELM12 citations71
US4766753AAug 30, 1988
Rolling apparatus for surface hardening or smoothing
HEGENSCHEIDT GMBH WILHELM14 citations71
US4747286AMay 31, 1988
Rolling apparatus
HEGENSCHEIDT GMBH WILHELM15 citations71
US4542565ASep 24, 1985
Rolling tool
HEGENSCHEIDT GMBH WILHELM19 citations71
US4485537ADec 4, 1984
Machine for the machining of crankshafts
HEGENSCHEIDT GMBH WILHELM8 citations69
US4782682ANov 8, 1988
Rolling Mill Tool
HEGENSCHEIDT GMBH WILHELM2 citations62
US4327568AMay 4, 1982
Method for the cold rolling of parts
HEGENSCHEIDT GMBH WILHELM5 citations62
US4895057AJan 23, 1990
Machine tool for broaching crankshaft connecting rod bearings
HEGENSCHEIDT GMBH WILHELM4 citations60
US4861204AAug 29, 1989
Turn broaching tool
HEGENSCHEIDT GMBH WILHELM2 citations60
US4747285AMay 31, 1988
Surface-hardening or smoothing rolling machine
HEGENSCHEIDT GMBH WILHELM5 citations60
US4539831ASep 10, 1985
Method for setting the stroke of movable rolling units, and crankshaft rolling machine for implementing said method
HEGENSCHEIDT GMBH WILHELM3 citations60
US4371296AFeb 1, 1983
Cutting tool for internal and external turning operations
HEGENSCHEIDT GMBH WILHELM2 citations53
US4782680ANov 8, 1988
Method for rolling a shaft or tenon having cross-bored holes
HEGENSCHEIDT GMBH WILHELM0 citations41