IT1146973B - Perfezionamento nelle brocce a dentatura elicoidale - Google Patents

Perfezionamento nelle brocce a dentatura elicoidale

Info

Publication number
IT1146973B
IT1146973B IT50331/80A IT5033180A IT1146973B IT 1146973 B IT1146973 B IT 1146973B IT 50331/80 A IT50331/80 A IT 50331/80A IT 5033180 A IT5033180 A IT 5033180A IT 1146973 B IT1146973 B IT 1146973B
Authority
IT
Italy
Prior art keywords
pitchers
improvement
helical teeth
helical
teeth
Prior art date
Application number
IT50331/80A
Other languages
English (en)
Other versions
IT8050331A0 (it
Inventor
Eugene J Bistrick
Axel B Abrahamsson
Original Assignee
Lear Siegler Inc
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 Lear Siegler Inc filed Critical Lear Siegler Inc
Publication of IT8050331A0 publication Critical patent/IT8050331A0/it
Application granted granted Critical
Publication of IT1146973B publication Critical patent/IT1146973B/it

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
    • B23F21/26—Broaching tools
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T407/00—Cutters, for shaping
    • Y10T407/16—Rectilinear broach
    • Y10T407/1671—Plural tooth groups

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
IT50331/80A 1979-12-10 1980-12-09 Perfezionamento nelle brocce a dentatura elicoidale IT1146973B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/102,119 US4274767A (en) 1979-12-10 1979-12-10 Helical toothed broach

Publications (2)

Publication Number Publication Date
IT8050331A0 IT8050331A0 (it) 1980-12-09
IT1146973B true IT1146973B (it) 1986-11-19

Family

ID=22288214

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50331/80A IT1146973B (it) 1979-12-10 1980-12-09 Perfezionamento nelle brocce a dentatura elicoidale

Country Status (7)

Country Link
US (1) US4274767A (it)
JP (1) JPS56146616A (it)
CA (1) CA1142006A (it)
DE (1) DE3046333A1 (it)
FR (1) FR2471247B1 (it)
GB (1) GB2064391B (it)
IT (1) IT1146973B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6357025U (it) * 1986-10-01 1988-04-16
US5282702A (en) * 1992-04-03 1994-02-01 New Venture Gear, Inc. Wafer broaching tool
US6527484B2 (en) * 2000-07-21 2003-03-04 Nachi-Fujikoshi Corp. Helical tooth broach
ES2258130T3 (es) * 2002-12-03 2006-08-16 FORST TECHNOLOGIE GMBH & CO. KG Brocha para interiores.
JP2009136931A (ja) * 2007-12-04 2009-06-25 Mitsubishi Heavy Ind Ltd ヘリカルブローチ
JP2018140485A (ja) * 2017-02-28 2018-09-13 株式会社不二越 ヘリカルブローチおよびそれを用いた内歯車加工方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2683919A (en) * 1951-12-17 1954-07-20 Nat Broach & Mach Broach
US2898670A (en) * 1955-12-05 1959-08-11 Nat Broach & Mach Helical broach
US2986801A (en) * 1958-12-15 1961-06-06 Nat Broach & Mach Spiral broach
US3276100A (en) * 1961-04-10 1966-10-04 Nat Broach & Mach Broach
US3178800A (en) * 1961-04-10 1965-04-20 Nat Broach & Mach Shell broach
US3231962A (en) * 1964-12-28 1966-02-01 Nat Broach & Mach Concentricity broach
US3795958A (en) * 1972-08-01 1974-03-12 Lear Siegler Inc Gear tooth broach

Also Published As

Publication number Publication date
DE3046333A1 (de) 1981-08-27
CA1142006A (en) 1983-03-01
GB2064391A (en) 1981-06-17
FR2471247A1 (fr) 1981-06-19
IT8050331A0 (it) 1980-12-09
FR2471247B1 (fr) 1987-01-09
JPS56146616A (en) 1981-11-14
US4274767A (en) 1981-06-23
GB2064391B (en) 1983-01-19

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951227