TREA

Worms

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Industry

  • CPC
  • B21H5/005
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21HMAKING PARTICULAR METAL OBJECTS BY ROLLING B21H5/00Making gear wheels, racks, spline shafts or worms

Current Industry

B21H5/005Worms
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing a gear worm which is located in particular on...
    • Patent number 11,904,381
    • Issue date Feb 20, 2024
    • Robert Bosch GmbH
    • Jie Bao
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method of firmly connecting a shaft to a rotor-housing part, and ro...
    • Patent number 11,817,751
    • Issue date Nov 14, 2023
    • PWO AG
    • Patrick Werner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Gear and rolling dies for forming gear
    • Patent number 8,286,525
    • Issue date Oct 16, 2012
    • Mitsuba Corporation
    • Hiroji Okabe
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for manufacturing a worm shaft
    • Patent number 7,231,794
    • Issue date Jun 19, 2007
    • ASMO Co., Ltd.
    • Koji Kidowaki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for producing a shaft and device containing one such a shaft
    • Patent number 7,051,611
    • Issue date May 30, 2006
    • Robert Bosch GmbH
    • Lothar Fauth
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cold forming tool, machine and method
    • Patent number 7,040,131
    • Issue date May 9, 2006
    • Escofier Technologies (SAS)
    • Philippe Monot
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of rolling worm gear and the worm gear
    • Patent number 6,915,673
    • Issue date Jul 12, 2005
    • Nissei Co., Ltd.
    • Toshinaka Shinbutsu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rollable enveloped worm with two curve profile
    • Patent number 6,247,376
    • Issue date Jun 19, 2001
    • Valeo Electrical Systems, Inc.
    • Peter Shixiang Zhou
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for processing a rotor used for a super charger
    • Patent number 5,970,611
    • Issue date Oct 26, 1999
    • Ishikawajima-Harima Heavy Industries Co., Ltd.
    • Shigeru Takabe
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Worm, onto which a bearing stud is formed, especially for a windshi...
    • Patent number 5,408,897
    • Issue date Apr 25, 1995
    • SWF Auto-Electric GmbH
    • Robert Klinar
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Skewed-axis cylindrical die rolling
    • Patent number 4,571,972
    • Issue date Feb 25, 1986
    • Kinefac Corp.
    • Howard A. Greis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3533260
    • Patent number 3,533,260
    • Issue date Oct 13, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3514985
    • Patent number 3,514,985
    • Issue date Jun 2, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3492849
    • Patent number 3,492,849
    • Issue date Feb 3, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2089732
    • Patent number 2,089,732
    • Issue date Aug 10, 1937
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2062700
    • Patent number 2,062,700
    • Issue date Dec 1, 1936
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2062696
    • Patent number 2,062,696
    • Issue date Dec 1, 1936
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1601551
    • Patent number 1,601,551
    • Issue date Sep 28, 1926
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1496083
    • Patent number 1,496,083
    • Issue date Jun 3, 1924
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1496116
    • Patent number 1,496,116
    • Issue date Jun 3, 1924
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents