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COLLET & ENGELHARD WERKZEUGMAS

Overview
  • Total Patents
    45
About

COLLET & ENGELHARD WERKZEUGMAS has a total of 45 patent applications. Its first patent ever was published in 1914. It filed its patents most often in Germany, Austria and France. Its main competitors in its focus markets machine tools, materials and metallurgy and mechanical elements are WUXI WEIFU MASHAN OIL PUMP AND OIL NOZZLE CO LTD, ZHENJIANG DAXING MACHINERY MFG CO LTD and ZACHER KARL HEINZ.

Patent filings in countries

World map showing COLLET & ENGELHARD WERKZEUGMASs patent filings in countries
# Country Total Patents
#1 Germany 24
#2 Austria 8
#3 France 7
#4 United Kingdom 5
#5 Switzerland 1

Patent filings per year

Chart showing COLLET & ENGELHARD WERKZEUGMASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ruggaber Hans 1
#2 Kreiss Friedrich 1
#3 Vogel Erich 1
#4 Maas Hans 1
#5 Schuez Dipl-Ing Hans 1
#6 Duering Hugo 1
#7 Werkzeugmaschinenfabrik Aktien 1

Latest patents

Publication Filing date Title
DE754103C Device for producing, in particular grinding, curves
DE692599C Driver's cab for the boom of swiveling headstocks on horizontal drilling and milling machines
DE696653C regularly shaped body
DE678772C Lifting device for vertically moved machine parts on machine tools, especially the headstock on horizontal drilling and milling machines
DE673925C Device for the automatic milling of cams according to a drawing with the help of a photo cell
DE626949C Device for drilling long cylinders on horizontal drilling and milling machines
GB447082A Improvements in or relating to apparatus for the control of machine tools by photo-cells
DE615245C The workpiece when it is clamped automatically axially aligning support device for wheel set lathes and similar machine tools
DE691660C Device for automatic control of the feed rates of a tool or workpiece
DE618306C Device for grinding circularly rounded and tangentially straight cutting edges of milling cutter teeth on both sides of the rounded portion
DE612086C Machine for grinding straight and twisted cutter teeth
DE590526C Device for readjusting the axial and radial play of the hollow spindles of machine tools
DE590584C Device for bending and hardening leaf springs
DE574125C Machine for automatic grinding of straight and twisted cutter teeth
DE613469C Machine for bending and hardening leaf springs
DE557720C Device for piercing the seat ring grooves in valve bodies u. Like. And for rolling the seat rings into the grooves
DE564270C Autonomous machine for drilling, machining of hubs and thread cutting of mass-produced parts for the heating industry
DE533406C Clamping device for precisely adjusted parts of machine tools that are moved against each other in guides
GB355493A Improvements in or relating to adjustable bearing bushes
DE599022C Machine for bending and hardening leaf springs