DE3578937D1 - Form und verfahren zur herstellung von schraubenfoermigen gegenstaenden. - Google Patents

Form und verfahren zur herstellung von schraubenfoermigen gegenstaenden.

Info

Publication number
DE3578937D1
DE3578937D1 DE8585302473T DE3578937T DE3578937D1 DE 3578937 D1 DE3578937 D1 DE 3578937D1 DE 8585302473 T DE8585302473 T DE 8585302473T DE 3578937 T DE3578937 T DE 3578937T DE 3578937 D1 DE3578937 D1 DE 3578937D1
Authority
DE
Germany
Prior art keywords
shape
shaped items
producing screw
screw
producing
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 - Fee Related
Application number
DE8585302473T
Other languages
English (en)
Inventor
James M Lapeyre
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.)
MARTIN SPROCKET & GEAR, INC., ARLINGTON, TEX., US
Original Assignee
Laitram LLC
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 Laitram LLC filed Critical Laitram LLC
Application granted granted Critical
Publication of DE3578937D1 publication Critical patent/DE3578937D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/772—Articles characterised by their shape and not otherwise provided for
    • B29L2031/7732—Helical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Screw Conveyors (AREA)
DE8585302473T 1984-04-09 1985-04-09 Form und verfahren zur herstellung von schraubenfoermigen gegenstaenden. Expired - Fee Related DE3578937D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/598,374 US4693861A (en) 1984-04-09 1984-04-09 Mold and process for manufacturing helical shaped items

Publications (1)

Publication Number Publication Date
DE3578937D1 true DE3578937D1 (de) 1990-09-06

Family

ID=24395304

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585302473T Expired - Fee Related DE3578937D1 (de) 1984-04-09 1985-04-09 Form und verfahren zur herstellung von schraubenfoermigen gegenstaenden.

Country Status (5)

Country Link
US (1) US4693861A (de)
EP (1) EP0161787B1 (de)
JP (1) JPH0688288B2 (de)
CA (1) CA1243163A (de)
DE (1) DE3578937D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4871505A (en) * 1984-04-09 1989-10-03 The Laitram Corporation Mold and process for manufacturing helical shaped items
US4880047A (en) * 1988-06-03 1989-11-14 Outboard Marine Corporation Lost foam transfer passage cavity construction
JPH0541855Y2 (de) * 1988-07-26 1993-10-22
DE69319243T2 (de) * 1992-12-25 1998-10-22 Optec Co Ltd Verfahren und vorrichtung zum herstellen von thermoplastischen kunststoffschrauben
US5435960A (en) * 1994-01-14 1995-07-25 Freudenberg-Nok General Partnership Method of making multi-segment plastic components
US5558887A (en) * 1995-02-23 1996-09-24 Heelix Fasteners, Inc. Mold apparatus for helical articles
US5575601A (en) * 1995-02-23 1996-11-19 Heelix Fasteners, Inc. Helix fastener assembly
KR100633632B1 (ko) * 1998-12-23 2006-10-11 제트팬 테크놀러지 리미티드 팬 제조용 몰드
US20080105995A1 (en) * 2006-11-08 2008-05-08 Outokumpu Technology Oyj a public limited company of Finland Method and apparatus for making spiral separators
US20080211134A1 (en) * 2006-11-08 2008-09-04 Outotec Oyj Method and apparatus for making spiral separators using sequential heating and cooling
FR3032785B1 (fr) * 2015-02-16 2019-07-05 Safran Aircraft Engines Procede de controle dimensionnel d'une piece ayant une forme creuse
KR20220021696A (ko) 2020-08-14 2022-02-22 엘지전자 주식회사 의류처리장치

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US375931A (en) * 1888-01-03 Conveyer
US349233A (en) * 1886-09-14 Grain-conveyer
US455384A (en) * 1891-07-07 Executors of edward p
US525194A (en) * 1894-08-28 James dyson and richard harley williamson
US546879A (en) * 1895-09-24 Ley williamson
US1090956A (en) * 1912-06-24 1914-03-24 William J Zinteck Turbinal screw-propeller.
US1867573A (en) * 1929-08-24 1932-07-19 Modern Coal Burner Company Mechanical underfeed stoker
US2133019A (en) * 1936-03-26 1938-10-11 Aetna Rubber Company Mold
US2492915A (en) * 1947-04-14 1949-12-27 H D Conkey & Company Conveyer screw
US2864128A (en) * 1953-08-21 1958-12-16 Jerome S Heisler Apparatus for molding inlet and outlet flanges from powdered polyethylene and similar thermoplastic materials with simultaneous production of molded threads thereon
US3323174A (en) * 1965-09-28 1967-06-06 Paul A Fallscheer Mold for making yarn tubes
SE217570C1 (de) * 1966-09-27 1967-12-12
US3648826A (en) * 1968-05-31 1972-03-14 Hesston Corp Conveyor-cleaner
US3584092A (en) * 1969-04-30 1971-06-08 Phillips Petroleum Co Method and apparatus for molding threaded articles
CH512990A (de) * 1969-12-13 1971-09-30 Hehl Karl Zusatzvorrichtung für Spritzgiessmaschinen zum Herausdrehen von Gewindekernen aus Spritzlingen
NL7100884A (de) * 1970-01-23 1971-07-27
US3737277A (en) * 1971-07-19 1973-06-05 G Uhlig Mold structure for molding skirted closures having integral lugs on the inside surface thereof
US3891367A (en) * 1973-05-08 1975-06-24 Olivetti & Co Spa Apparatus for moulding helical gears by compression of powders
US3905416A (en) * 1974-05-21 1975-09-16 Hieme C Hammer Method and apparatus for fabricating molded articles
US3926401A (en) * 1975-02-28 1975-12-16 John D Northup Thread mold
US4047692A (en) * 1975-09-24 1977-09-13 Swin Sr Richard E Apparatus for molding dynamically balanced fans
DE2634152C3 (de) * 1976-07-29 1979-04-19 Johannes 8641 Neuses Wuendsch Gießform für Gußstücke mit einem auszuformenden Gewinde
US4059249A (en) * 1976-12-30 1977-11-22 United States Steel Corporation Injection mold for molding internally threaded plastic article
US4079475A (en) * 1977-03-09 1978-03-21 Coats & Clark, Inc. Process for manufacturing an internally cast or molded single threaded product
US4188178A (en) * 1978-02-28 1980-02-12 Bernard Anscher Internally threaded plastic nut
US4243199A (en) * 1979-12-05 1981-01-06 Hill Rodman K Mold for molding propellers having tapered hubs
JPS58122831A (ja) * 1982-01-16 1983-07-21 Hisao Kojima プラスチツクエレメントの製造法
JPS58131040A (ja) * 1982-01-30 1983-08-04 Koji Moriya 射出成型用金型

Also Published As

Publication number Publication date
JPS60259422A (ja) 1985-12-21
EP0161787B1 (de) 1990-08-01
EP0161787A3 (en) 1987-04-29
EP0161787A2 (de) 1985-11-21
US4693861A (en) 1987-09-15
JPH0688288B2 (ja) 1994-11-09
CA1243163A (en) 1988-10-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MARTIN SPROCKET & GEAR, INC., ARLINGTON, TEX., US

8328 Change in the person/name/address of the agent

Free format text: ACKMANN UND KOLLEGEN, 80469 MUENCHEN

8339 Ceased/non-payment of the annual fee