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GB940226A - Improvements in protective hoods for motor driven hand tools - Google Patents

Improvements in protective hoods for motor driven hand tools

Info

Publication number
GB940226A
GB940226A GB2183462A GB2183462A GB940226A GB 940226 A GB940226 A GB 940226A GB 2183462 A GB2183462 A GB 2183462A GB 2183462 A GB2183462 A GB 2183462A GB 940226 A GB940226 A GB 940226A
Authority
GB
United Kingdom
Prior art keywords
driven hand
motor driven
hand tools
protective hoods
tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2183462A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB940226A publication Critical patent/GB940226A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P1/00—Safety devices independent of the control and operation of any machine
    • F16P1/02—Fixed screens or hoods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/04—Protective covers for the grinding wheel
    • B24B55/05—Protective covers for the grinding wheel specially designed for portable grinding machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

940,226. Machinery guards. ROBERT BOSCH G.m.b.H. June 6, 1962 [July 12, 1961], No. 21834/62. Heading F2J. A guard for a power driven hand tool such as a grinding wheel comprises two parts 14, 19 the former 14 being clamped to a stationary part 10 of the tool and having a peripheral flange 16 over which a complementary flange 20 of the other part 19 is detachably retained by a screw 18 and spring pressed pins 23.
GB2183462A 1961-07-12 1962-06-06 Improvements in protective hoods for motor driven hand tools Expired GB940226A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1961B0045838 DE1847728U (en) 1961-07-12 1961-07-12 PROTECTIVE COVER FOR MOTOR-DRIVEN MACHINE TOOLS.

Publications (1)

Publication Number Publication Date
GB940226A true GB940226A (en) 1963-10-30

Family

ID=6967757

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2183462A Expired GB940226A (en) 1961-07-12 1962-06-06 Improvements in protective hoods for motor driven hand tools

Country Status (3)

Country Link
CH (1) CH404443A (en)
DE (1) DE1847728U (en)
GB (1) GB940226A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3793784A (en) * 1970-07-29 1974-02-26 Fritz Jetzt Protective device for cutting machines
US4574532A (en) * 1983-10-27 1986-03-11 C. & E. Fein Gmbh & Co. Protective-hood fastening for portable angled grinders
US4891915A (en) * 1987-11-11 1990-01-09 Nitto Kohki Co., Ltd. Disk grinder
GB2221006A (en) * 1988-07-19 1990-01-24 Roto Rake Manufacturing Limite Rotor guard
US4905424A (en) * 1986-10-22 1990-03-06 Kioritz Corporation Rotary tool cover
US5440815A (en) * 1992-04-13 1995-08-15 Inkster; Kevin R. Guide for rotary cutter tools
EP1642680A1 (en) * 2004-09-29 2006-04-05 HILTI Aktiengesellschaft Protective hood for power tool
EP3141342A3 (en) * 2015-09-10 2017-03-22 Makita Corporation Grinder with cover and cover for grinder
US10357868B2 (en) 2015-09-10 2019-07-23 Makita Corporation Grinder, cover, and lock nut
US10556319B2 (en) 2015-09-10 2020-02-11 Makita Corporation Grinder and cover

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012207571B4 (en) 2012-04-27 2021-11-11 Robert Bosch Gmbh Cover device with dust extraction when used with a power tool
CN110962017A (en) * 2018-09-30 2020-04-07 苏州宝时得电动工具有限公司 Angle grinder
DE102021126776A1 (en) 2021-10-15 2023-04-20 Metabowerke Gmbh Separator cover as well as machine tool system with separator cover

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3793784A (en) * 1970-07-29 1974-02-26 Fritz Jetzt Protective device for cutting machines
US4574532A (en) * 1983-10-27 1986-03-11 C. & E. Fein Gmbh & Co. Protective-hood fastening for portable angled grinders
US4905424A (en) * 1986-10-22 1990-03-06 Kioritz Corporation Rotary tool cover
US4891915A (en) * 1987-11-11 1990-01-09 Nitto Kohki Co., Ltd. Disk grinder
GB2221006A (en) * 1988-07-19 1990-01-24 Roto Rake Manufacturing Limite Rotor guard
US5440815A (en) * 1992-04-13 1995-08-15 Inkster; Kevin R. Guide for rotary cutter tools
EP1642680A1 (en) * 2004-09-29 2006-04-05 HILTI Aktiengesellschaft Protective hood for power tool
EP3141342A3 (en) * 2015-09-10 2017-03-22 Makita Corporation Grinder with cover and cover for grinder
US10357868B2 (en) 2015-09-10 2019-07-23 Makita Corporation Grinder, cover, and lock nut
US10478943B2 (en) 2015-09-10 2019-11-19 Makita Corporation Grinder, cover and cover set
US10556319B2 (en) 2015-09-10 2020-02-11 Makita Corporation Grinder and cover

Also Published As

Publication number Publication date
CH404443A (en) 1965-12-15
DE1847728U (en) 1962-03-01

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