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GB564078A - An improvement in hobs for cutting toothed gears - Google Patents

An improvement in hobs for cutting toothed gears

Info

Publication number
GB564078A
GB564078A GB776243A GB776243A GB564078A GB 564078 A GB564078 A GB 564078A GB 776243 A GB776243 A GB 776243A GB 776243 A GB776243 A GB 776243A GB 564078 A GB564078 A GB 564078A
Authority
GB
United Kingdom
Prior art keywords
teeth
hob
toothed gears
hobs
improvement
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
GB776243A
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.)
Brown David & Sons Ltd
David Brown and Sons Huddersfield Ltd
Original Assignee
Brown David & Sons Ltd
David Brown and Sons Huddersfield Ltd
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 Brown David & Sons Ltd, David Brown and Sons Huddersfield Ltd filed Critical Brown David & Sons Ltd
Priority to GB776243A priority Critical patent/GB564078A/en
Publication of GB564078A publication Critical patent/GB564078A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23F—MAKING GEARS OR TOOTHED RACKS
    • B23F21/00—Tools specially adapted for use in machines for manufacturing gear teeth
    • B23F21/12—Milling tools
    • B23F21/16—Hobs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Processing (AREA)
  • Numerical Control (AREA)

Abstract

564,078. Milling-cutters. BROWN & SONS (HUDDERSFIELD), Ltd., D., and SYKES, A. May 15, 1943, No. 7762. [Class 83 (iii)] A hob for cutting toothed gears of the kind having teeth b provided with relief commencing from a helical line c inclined to the helix a of the teeth so that lands e of full diameter are left on the following teeth, these lands decreasing in length towards the leading end of the hob, has finely pitched teeth d at the finishing end of the hob, which may be formed tapered to cut gradually to full depth.
GB776243A 1943-05-15 1943-05-15 An improvement in hobs for cutting toothed gears Expired GB564078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB776243A GB564078A (en) 1943-05-15 1943-05-15 An improvement in hobs for cutting toothed gears

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB776243A GB564078A (en) 1943-05-15 1943-05-15 An improvement in hobs for cutting toothed gears

Publications (1)

Publication Number Publication Date
GB564078A true GB564078A (en) 1944-09-12

Family

ID=9839223

Family Applications (1)

Application Number Title Priority Date Filing Date
GB776243A Expired GB564078A (en) 1943-05-15 1943-05-15 An improvement in hobs for cutting toothed gears

Country Status (1)

Country Link
GB (1) GB564078A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766618A (en) * 1972-02-22 1973-10-23 Illinois Tool Works Composite hob

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766618A (en) * 1972-02-22 1973-10-23 Illinois Tool Works Composite hob

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