IT1266811B1 - Membrana flessibile per molle ad aria, ed apparecchiatura di stampaggi - Google Patents

Membrana flessibile per molle ad aria, ed apparecchiatura di stampaggi

Info

Publication number
IT1266811B1
IT1266811B1 IT93MI002714A ITMI932714A IT1266811B1 IT 1266811 B1 IT1266811 B1 IT 1266811B1 IT 93MI002714 A IT93MI002714 A IT 93MI002714A IT MI932714 A ITMI932714 A IT MI932714A IT 1266811 B1 IT1266811 B1 IT 1266811B1
Authority
IT
Italy
Prior art keywords
flexible membrane
air springs
molding equipment
molding
springs
Prior art date
Application number
IT93MI002714A
Other languages
English (en)
Inventor
Marco Besana
Enzo Simonini
Giampiero Zucchetti
Original Assignee
Psa Sist Antivibranti Spa
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 Psa Sist Antivibranti Spa filed Critical Psa Sist Antivibranti Spa
Priority to IT93MI002714A priority Critical patent/IT1266811B1/it
Publication of ITMI932714A0 publication Critical patent/ITMI932714A0/it
Priority to EP94120475A priority patent/EP0660007B1/en
Priority to DE69408810T priority patent/DE69408810T2/de
Publication of ITMI932714A1 publication Critical patent/ITMI932714A1/it
Application granted granted Critical
Publication of IT1266811B1 publication Critical patent/IT1266811B1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D22/00—Producing hollow articles
    • B29D22/02—Inflatable articles
    • B29D22/023—Air springs; Air bellows
    • 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
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
    • 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
    • B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • B29C33/424—Moulding surfaces provided with means for marking or patterning
    • 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
    • B29C33/48—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 with means for collapsing or disassembling
    • B29C33/50—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 with means for collapsing or disassembling elastic or flexible
    • B29C33/505—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 with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
    • F16F9/0409—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall characterised by the wall structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Fluid-Damping Devices (AREA)
  • Springs (AREA)
IT93MI002714A 1993-12-23 1993-12-23 Membrana flessibile per molle ad aria, ed apparecchiatura di stampaggi IT1266811B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT93MI002714A IT1266811B1 (it) 1993-12-23 1993-12-23 Membrana flessibile per molle ad aria, ed apparecchiatura di stampaggi
EP94120475A EP0660007B1 (en) 1993-12-23 1994-12-22 Flexible membrane for air springs and moulding equipment for its manufacturing
DE69408810T DE69408810T2 (de) 1993-12-23 1994-12-22 Flexible Membrane für Luftfedern und Formgerät zu ihrer Herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT93MI002714A IT1266811B1 (it) 1993-12-23 1993-12-23 Membrana flessibile per molle ad aria, ed apparecchiatura di stampaggi

Publications (3)

Publication Number Publication Date
ITMI932714A0 ITMI932714A0 (it) 1993-12-23
ITMI932714A1 ITMI932714A1 (it) 1995-06-23
IT1266811B1 true IT1266811B1 (it) 1997-01-21

Family

ID=11367390

Family Applications (1)

Application Number Title Priority Date Filing Date
IT93MI002714A IT1266811B1 (it) 1993-12-23 1993-12-23 Membrana flessibile per molle ad aria, ed apparecchiatura di stampaggi

Country Status (3)

Country Link
EP (1) EP0660007B1 (it)
DE (1) DE69408810T2 (it)
IT (1) IT1266811B1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10302883B4 (de) * 2003-01-25 2021-06-24 Contitech Luftfedersysteme Gmbh Vulkanisationsverfahren und Vulkanisationsvorrichtung mit Balg für PKW-Luftfedern
WO2005077631A1 (de) * 2004-02-09 2005-08-25 Contitech Luftfedersysteme Gmbh Vulkanisierform für fahrzeugreifen
DE102006013075A1 (de) * 2006-03-09 2007-09-20 Carl Freudenberg Kg Membran und Luftfeder
ITTO20060381A1 (it) * 2006-05-25 2007-11-26 Gomma C F Spa Procedimento ed apparecchiatura per la vulcanizzazione di articoli di materiale elastomerico, in particolare di manicotti di gomma cruda per molle ad aria.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2192355A (en) * 1936-12-12 1940-03-05 Firestone Tire & Rubber Co Pneumatic spring
US3030252A (en) * 1957-03-01 1962-04-17 Us Rubber Co Methods of making flexible diaphragms for use in fluid springs
FR1210467A (fr) * 1957-11-22 1960-03-09 Gen Tire & Rubber Co Moule pour conformer et vulcaniser des soufflets de ressorts pneumatiques
US2962757A (en) * 1958-12-18 1960-12-06 Gen Tire & Rubber Co Method of and apparatus for molding and vulcanizing a fabric reinforced rubber air spring bellows
GB2158388B (en) * 1982-12-17 1987-02-04 Christian James Blom Method of forming a mould
DE3318060A1 (de) * 1983-05-18 1984-11-22 Continental Gummi-Werke Ag, 3000 Hannover Rollbalg fuer fahrzeug-fuftfederungen

Also Published As

Publication number Publication date
DE69408810D1 (de) 1998-04-09
EP0660007A1 (en) 1995-06-28
ITMI932714A1 (it) 1995-06-23
ITMI932714A0 (it) 1993-12-23
DE69408810T2 (de) 1998-06-25
EP0660007B1 (en) 1998-03-04

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961230