GB1485392A - Gear forming - Google Patents

Gear forming

Info

Publication number
GB1485392A
GB1485392A GB30940/75A GB3094075A GB1485392A GB 1485392 A GB1485392 A GB 1485392A GB 30940/75 A GB30940/75 A GB 30940/75A GB 3094075 A GB3094075 A GB 3094075A GB 1485392 A GB1485392 A GB 1485392A
Authority
GB
United Kingdom
Prior art keywords
teeth
aug
blank
gear
gear forming
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
GB30940/75A
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.)
Southwestern Industries Inc
Original Assignee
Southwestern Industries 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 Southwestern Industries Inc filed Critical Southwestern Industries Inc
Publication of GB1485392A publication Critical patent/GB1485392A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H5/00—Making gear wheels, racks, spline shafts or worms
    • B21H5/02—Making gear wheels, racks, spline shafts or worms with cylindrical outline, e.g. by means of die rolls
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49462—Gear making
    • Y10T29/49467—Gear shaping
    • Y10T29/49471—Roll forming

Abstract

1485392 Rolling gear teeth SOUTHWESTERN INDUSTRIES Inc 21 Aug 1974 [31 Aug 1973] 30940/75 Divided out of 1485391 Heading B3M Gear teeth are cold rolled into the smooth surface of a rotatable gear blank by forming teeth profiled to produce teeth in the blank having a pressure angle of at least substantially 28 degrees.
GB30940/75A 1973-08-31 1974-08-21 Gear forming Expired GB1485392A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US393500A US3877273A (en) 1973-08-31 1973-08-31 Gear rolling method and apparatus

Publications (1)

Publication Number Publication Date
GB1485392A true GB1485392A (en) 1977-09-08

Family

ID=23554941

Family Applications (2)

Application Number Title Priority Date Filing Date
GB36687/74A Expired GB1485391A (en) 1973-08-31 1974-08-21 Gear forming
GB30940/75A Expired GB1485392A (en) 1973-08-31 1974-08-21 Gear forming

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB36687/74A Expired GB1485391A (en) 1973-08-31 1974-08-21 Gear forming

Country Status (7)

Country Link
US (1) US3877273A (en)
JP (1) JPS5051455A (en)
CA (1) CA1031994A (en)
CH (3) CH591293A5 (en)
DE (1) DE2439420A1 (en)
FR (1) FR2242174B1 (en)
GB (2) GB1485391A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022044A (en) * 1976-06-18 1977-05-10 Southwestern Industries, Inc. Machines for centerless cold rolling of gears
FR2531360A1 (en) * 1982-08-03 1984-02-10 Marchal Equip Auto METHOD AND APPARATUS FOR FINISHING BY ROLLING A HELICOIDAL NET CUT ON A CYLINDRICAL PART
US5711187A (en) * 1990-10-08 1998-01-27 Formflo Ltd. Gear wheels rolled from powder metal blanks and method of manufacture
US9597743B2 (en) 2014-01-17 2017-03-21 Sikorsky Aircraft Corporation Machine for machining gear teeth and gear teeth machining method
DE102014221456A1 (en) * 2014-10-22 2016-04-28 Zf Friedrichshafen Ag Gear pairing of a gearbox

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2849904A (en) * 1955-09-23 1958-09-02 Louis G Hill Device for serrating a shaft
US3704612A (en) * 1968-04-08 1972-12-05 Hurth Masch Zahnrad Carl Toothed tool and device for chipless generation of gears
US3631704A (en) * 1970-01-12 1972-01-04 Teledyne Inc Apparatus for roll forming toothed workpieces
US3738140A (en) * 1971-07-06 1973-06-12 Lear Siegler Inc Gear rolling machine
US3745851A (en) * 1971-12-23 1973-07-17 North American Rockwell Power toothed transmission device

Also Published As

Publication number Publication date
DE2439420A1 (en) 1975-05-07
GB1485391A (en) 1977-09-08
CA1031994A (en) 1978-05-30
CH590699A5 (en) 1977-08-15
CH591293A5 (en) 1977-09-15
FR2242174A1 (en) 1975-03-28
CH583074A5 (en) 1976-12-31
US3877273A (en) 1975-04-15
JPS5051455A (en) 1975-05-08
FR2242174B1 (en) 1983-04-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee