Inventor
HAERTWIG MANFRED
DE3 patents
Patents
3 patentsUS4682756AJul 28, 1987
Hydraulically operated self-closing two-way seat-type valve
REXROTH MANNESMANN GMBH7 citations70
US4722362AFeb 2, 1988
Pilot operated 3/2 poppet valve
REXROTH MANNESMANN GMBH9 citations67
US4687177AAug 18, 1987
Device for adjusting the switching time of a valve member
REXROTH MANNESMANN GMBH6 citations56