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HACKEWITZ FRIEDRICH WILHELM VO

Overview
  • Total Patents
    22
About

HACKEWITZ FRIEDRICH WILHELM VO has a total of 22 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Germany. Its main competitors in its focus markets mechanical elements, furniture and games and measurement are BRENCO INC, SKF CO and SKF AB.

Patent filings in countries

World map showing HACKEWITZ FRIEDRICH WILHELM VOs patent filings in countries
# Country Total Patents
#1 Germany 22

Patent filings per year

Chart showing HACKEWITZ FRIEDRICH WILHELM VOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hackewitz Friedrich-Wilhelm Vo 14
#2 Hackewitz Friedrich Wilhelm Vo 7
#3 Hackewitz Friedrich-Wilhelm 1

Latest patents

Publication Filing date Title
DE4214820A1 Rotary sealing ring for shaft - has elastic control web connected to sealing lip and has two fastening ends pointing away from each other and supported on ring body
DE4202098A1 Installation of rollers in roller bearing cage - by temporarily holding the rollers in sockets while permanent projections are formed in end recesses by injecting and hardening plastic
DE4007081A1 Mast signal for wind surfing board - is operated automatically in dependence on detected position of mast
DE3917868A1 Racket frame with string tension means - has bracket clip with V arms connecting frame ends together
DE3813872A1 FRAME WITH A STRESSED STRING OR THE LIKE
DE3615123A1 Frame with stringing or the like under tensile stress
DE3305756A1 Method of delaying the separation of the boundary layer on a wall having an incident fluid flow, and application thereof
DE3200242A1 Element made of plastic or the like which can be bulged at its surface by heating and/or liquid absorption, process for the production and use thereof
DE3002936A1 Roller assembly converting shaft rotation into translatory motion - uses adjusting angle of rollers between shaft and bearing in cage inside fixed housing
DE2820761A1 Adjustable force servo actuator - has races with rolling elements and adjustable force imposing sleeves
DE2735694A1 Roller bearing with controllable axial thrust - where some rollers tilt in the bearing cage when bearing temp. increases
DE2644859A1 Plain bearing with hydrodynamic pumping action - has grooves in one or both mating faces and saw-tooth edges to prevent flow along groove edges
DE2612252A1 Self pressure generating friction bearing - has high hydrodynamic load carrying capacity and grooved sliding surfaces
DE2455644A1 Declutching device for friction couplings - having inner outer bearing rings with intermediate roller bodies, and operating mechanism
DE2419944A1 Bimetallic strip roller bearing cage - has conical channels to guide lubricant from one side of bearing to other
DE2226375A1 Sphere mfr - particularly the prodn of accurate plastic -filled, sintered metal spheres
DE2215005A1 HIGH SPEED ROLLER BEARING