Inventor
OLSZEWSKI EGON
DE14 patents
⚠️ This page may combine multiple inventors who share the name “OLSZEWSKI EGON”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BENTELER WERKE AG
13 patentsUS5107693AApr 28, 1992
Method of and apparatus for hydraulically deforming a pipe-shaped hollow member
BENTELER WERKE AG55 citations95
US4319471AMar 16, 1982
Apparatus for producing a corrugated tube
BENTELER WERKE AG48 citations90
US4594814AJun 17, 1986
Machine for and method of chamfering of edges of plate-shaped workpieces, particularly glass disks
BENTELER WERKE AG33 citations88
US4563802AJan 14, 1986
Method and apparatus for the production of exhaust pipes for automotive vehicles
BENTELER WERKE AG22 citations81
US6044678AApr 4, 2000
Method and device for manufacturing a tubular hollow body with spaced-apart increased diameter portions
BENTELER WERKE AG15 citations73
US4331015AMay 25, 1982
Tube bending machine with axially movable inner core
BENTELER WERKE AG12 citations73
US4331016AMay 25, 1982
Tube bending apparatus with elongated inner mandrel
BENTELER WERKE AG7 citations73
US4301959ANov 24, 1981
Method series production of an outer column of a safety steering column for automotive vehicles
BENTELER WERKE AG7 citations73
US4325268AApr 20, 1982
Safety steering column assembly for automobiles
BENTELER WERKE AG17 citations71
US4267718AMay 19, 1981
Apparatus for producing a tube with successive corrugations of different radial extensions and spacings
BENTELER WERKE AG10 citations71
US4237713ADec 9, 1980
Apparatus for producing a tube with successive corrugations
BENTELER WERKE AG11 citations71
US4916952AApr 17, 1990
Mandrel for bending pipes
BENTELER WERKE AG8 citations65
US4135380AJan 23, 1979
Method of and an apparatus for manufacturing elongated curved tubular elements
BENTELER WERKE AG6 citations59