IT980863B - Mandrino espansibile e contraibile radialmente - Google Patents

Mandrino espansibile e contraibile radialmente

Info

Publication number
IT980863B
IT980863B IT68097/73A IT6809773A IT980863B IT 980863 B IT980863 B IT 980863B IT 68097/73 A IT68097/73 A IT 68097/73A IT 6809773 A IT6809773 A IT 6809773A IT 980863 B IT980863 B IT 980863B
Authority
IT
Italy
Prior art keywords
contraible
expandable
spindle
radially
spindle expandable
Prior art date
Application number
IT68097/73A
Other languages
English (en)
Original Assignee
Uniroyal Ag
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 Uniroyal Ag filed Critical Uniroyal Ag
Application granted granted Critical
Publication of IT980863B publication Critical patent/IT980863B/it

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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/82—Cores or mandrels
    • B29C53/821—Mandrels especially adapted for winding and joining
    • B29C53/824—Mandrels especially adapted for winding and joining collapsible, e.g. elastic or inflatable; with removable parts, e.g. for regular shaped, straight tubular articles
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/78—Winding and joining, e.g. winding spirally helically using profiled sheets or strips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • B65H75/24—Constructional details adjustable in configuration, e.g. expansible
    • B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
    • B65H75/243—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid
    • B65H75/2437—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid comprising a fluid-pressure-actuated elastic member, e.g. a diaphragm or a pneumatic tube
    • 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
    • Y10T279/00—Chucks or sockets
    • Y10T279/10—Expanding
    • Y10T279/1021—Fluid-pressure actuator
    • Y10T279/1024—Directly expanding jaws
    • Y10T279/1029—Jaw is expansible chamber; i.e., bladder type
    • 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
    • Y10T82/00—Turning
    • Y10T82/26—Work driver
    • Y10T82/266—Mandrel
    • Y10T82/268—Expansible

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Moulding By Coating Moulds (AREA)
IT68097/73A 1972-04-17 1973-04-16 Mandrino espansibile e contraibile radialmente IT980863B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2218561A DE2218561C3 (de) 1972-04-17 1972-04-17 Aufnahmedorn für Vorrichtungen zum Abstechen von Ringen von eine undehnbare Einlage aufweisenden Schläuchen oder Rohren aus Gummi, Kunststoff oder ähnlichem Material

Publications (1)

Publication Number Publication Date
IT980863B true IT980863B (it) 1974-10-10

Family

ID=5842236

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68097/73A IT980863B (it) 1972-04-17 1973-04-16 Mandrino espansibile e contraibile radialmente

Country Status (8)

Country Link
US (1) US3834257A (it)
JP (1) JPS5634460B2 (it)
BE (1) BE798341A (it)
CA (1) CA988542A (it)
DE (1) DE2218561C3 (it)
FR (1) FR2180856B1 (it)
GB (1) GB1421989A (it)
IT (1) IT980863B (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093137A (en) * 1977-05-19 1978-06-06 Ppg Industries, Inc. Expandable collet
JPS546970A (en) * 1977-06-10 1979-01-19 Kouhei Murata Applique embroidering method by embroidery machine
US4238979A (en) * 1979-07-25 1980-12-16 Jines Arnold R Stabilizing device for hollow workpieces
US4541585A (en) * 1983-09-06 1985-09-17 Beloit Corporation Compliant drum and rider roll
DE3869100D1 (de) * 1987-12-28 1992-04-16 Yamauchi Corp Spindel fuer eine wickelhuelse.
US4840323A (en) * 1988-02-08 1989-06-20 Kiyoji Nakajima Web winding and/or rewinding shaft structure
US4944468A (en) * 1989-05-10 1990-07-31 Damour Lawrence R Expandable roll spindles with integral directional control valve
US5372331A (en) * 1993-06-15 1994-12-13 Tidland Corporation Expansible shaft for roll core
US5370337A (en) * 1993-09-10 1994-12-06 Pratt; Donald P. Expandable shaft
US5690007A (en) * 1996-03-12 1997-11-25 The Pillsbury Company Cutting apparatus for obtaining a specimen of a food product container
US5965077A (en) * 1997-10-16 1999-10-12 Mercury Plastics, Inc. Method of making an overmolded flexible valve
US6805337B1 (en) * 2000-03-02 2004-10-19 Omnitek Research & Development, Inc. Apparatus for isolation of payloads with low transmissibility
JP2002137300A (ja) * 2000-10-31 2002-05-14 Kokoku Intech Co Ltd ベルトの製造方法及びその装置
DE10229081B4 (de) * 2002-06-28 2007-07-19 Contitech Luftfedersysteme Gmbh Verfahren zum Trennen von Schläuchen und Vorrichtung zur Durchführung des Verfahrens
DE10262016A1 (de) * 2002-06-28 2004-06-17 Contitech Luftfedersysteme Gmbh Vorrichtung und Verfahren zum Zuschneiden schlauchförmiger Erzeugnisse
US7291240B2 (en) * 2002-09-09 2007-11-06 Fisher & Paykel Healthcare Limited Method of forming a conduit using a wound sacrificial layer
AU2003244171B2 (en) 2002-09-09 2007-11-15 Fisher & Paykel Healthcare Limited Limb for Breathing Circuit
DE502004007437D1 (de) * 2004-04-06 2008-08-07 Schunk Gmbh & Co Kg Dehnspanneinrichtung
US20070152094A1 (en) * 2005-11-17 2007-07-05 Deacon David A Coreless winding apparatus
GB2447278B (en) * 2007-03-06 2011-12-07 Univ Sheffield Adaptive design of fixture for thin-walled shell/cylindrical components
JP2013052470A (ja) * 2011-09-02 2013-03-21 Sumitomo Electric Fine Polymer Inc ベルト切断方法および固定治具
WO2016001940A1 (en) * 2014-07-01 2016-01-07 C.M.P. Srl System for shaping / cutting with expandable and collapsible core
US10633220B2 (en) * 2017-07-20 2020-04-28 Michael Van Deurse Monitoring system for pneumatic core shafts and shaft adapters
US10759622B2 (en) 2017-11-29 2020-09-01 Jennerjahn Machine, Inc. Paper rewinding machine having an extraction assembly for extracting a coreless retail paper roll
CN111015305B (zh) * 2019-11-14 2022-04-22 南京信息职业技术学院 螺旋管式液压胀缩轴
US20220032421A1 (en) * 2020-07-29 2022-02-03 Melissa Weber Inflatable Tumbler Attachment
CN112549746B (zh) * 2020-12-02 2022-05-24 浙江聚众柔印科技有限公司 一种液态柔性树脂印刷卷筒
CN114394489B (zh) * 2022-02-16 2024-04-05 广东花坪卫生材料有限公司 一种pe膜定量收卷装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1277995A (en) * 1918-02-16 1918-09-03 Reddaway And Company Ltd F Rubber-covered roller.
US2145806A (en) * 1936-09-15 1939-01-31 Gen Tire & Rubber Co Tire building drum
US3096949A (en) * 1958-01-15 1963-07-09 Hamilton Tool Co Air expandable core shaft
DE1301940B (de) * 1965-06-30 1969-08-28 Saueressig Kg Maschinenfabrik Walze, insbesondere Druckereiwalze

Also Published As

Publication number Publication date
JPS4920264A (it) 1974-02-22
US3834257A (en) 1974-09-10
FR2180856A1 (it) 1973-11-30
DE2218561C3 (de) 1978-04-27
BE798341A (fr) 1973-10-17
JPS5634460B2 (it) 1981-08-11
GB1421989A (en) 1976-01-21
FR2180856B1 (it) 1976-05-07
DE2218561A1 (de) 1973-10-31
CA988542A (en) 1976-05-04
DE2218561B2 (de) 1977-09-01

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