BR0002047A - Dispositivo ventilador com retencao de vacuo e pressao, em particular para estacoes de termoformacao, e estacoes de termoformacao providas do citado dispositivo de resfriamento. - Google Patents

Dispositivo ventilador com retencao de vacuo e pressao, em particular para estacoes de termoformacao, e estacoes de termoformacao providas do citado dispositivo de resfriamento.

Info

Publication number
BR0002047A
BR0002047A BR0002047-8A BR0002047A BR0002047A BR 0002047 A BR0002047 A BR 0002047A BR 0002047 A BR0002047 A BR 0002047A BR 0002047 A BR0002047 A BR 0002047A
Authority
BR
Brazil
Prior art keywords
thermoforming stations
vacuum
thermoforming
pressure retention
cooling device
Prior art date
Application number
BR0002047-8A
Other languages
English (en)
Inventor
Giorgio De Nichilo
Original Assignee
Gam Impianti Sa
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 Gam Impianti Sa filed Critical Gam Impianti Sa
Publication of BR0002047A publication Critical patent/BR0002047A/pt

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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/42—Heating or cooling
    • B29C51/427—Cooling of the material with a fluid blast
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10—Forming by pressure difference, e.g. vacuum
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/812—Venting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Furnace Details (AREA)
  • Press Drives And Press Lines (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

"DISPOSITIVO VENTILADOR COM RETENçãO DE VáCUO E PRESSãO, EM PARTICULAR PARA ESTAçõES DE TERMOFORMAçãO, E ESTAçõES DE TERMOFORMAçãO PROVIDAS DO CITADO DISPOSITIVO DE RESFRIAMENTO". Um dispositivo ventilador com retenção de vácuo e pressão, em particular para estações de termoformação, provido de um obturador (6) móvel entre uma posição de ventilador aberto e uma de ventilador fechado, com retenção de vácuo. O obturador (6) é montado em uma seção (5) de admissão de ar no ventilador, o qual é por sua vez provido inteiramente no exterior da estação de termoformação.
BR0002047-8A 1999-03-26 2000-02-29 Dispositivo ventilador com retencao de vacuo e pressao, em particular para estacoes de termoformacao, e estacoes de termoformacao providas do citado dispositivo de resfriamento. BR0002047A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999MI000638A IT1312234B1 (it) 1999-03-26 1999-03-26 Dispositivo ventilatore a tenuta di vuoto e pressione, in particolareper stazioni di termoformatura, e stazione di termoformatura

Publications (1)

Publication Number Publication Date
BR0002047A true BR0002047A (pt) 2000-11-14

Family

ID=11382482

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0002047-8A BR0002047A (pt) 1999-03-26 2000-02-29 Dispositivo ventilador com retencao de vacuo e pressao, em particular para estacoes de termoformacao, e estacoes de termoformacao providas do citado dispositivo de resfriamento.

Country Status (8)

Country Link
US (1) US6454556B1 (pt)
EP (1) EP1038652B1 (pt)
AT (1) ATE338626T1 (pt)
BR (1) BR0002047A (pt)
CA (1) CA2298726A1 (pt)
DE (1) DE60030501T2 (pt)
ES (1) ES2272207T3 (pt)
IT (1) IT1312234B1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7708932B2 (en) * 2006-10-02 2010-05-04 Ford Global Technologies, Llc Chilled air pressure box for thermoforming a plastic sheet and a method of thermoforming the same
US7963749B1 (en) * 2006-11-25 2011-06-21 Climatecraft Technologies, Inc. Fan with variable motor speed and disk type unloading device
CN113103648A (zh) * 2021-04-27 2021-07-13 金溪县金港实业有限公司 一种体育保护垫生产用冲压黏合设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2098144A (en) * 1936-07-20 1937-11-02 Hanus John Air controlling device for blowers
US3396904A (en) * 1967-03-27 1968-08-13 Jan Air Inc Adjustable air inlet closure
US3625629A (en) * 1970-06-04 1971-12-07 M K M Corp Proportional blower
US3713765A (en) * 1970-10-22 1973-01-30 D Rise Differential pressure thermoforming apparatus for forming large articles such as trailer bodies and boats
ES2021308B3 (es) * 1986-08-04 1991-11-01 Siemens Ag Camara de aire para el sistema de aeracion de un vehiculo motorizado
FR2638117B1 (fr) * 1988-10-24 1994-07-29 Anhydride Carbonique Ind Procede et dispositif de refroidissement de pieces obtenues par thermoformage
US5217563A (en) * 1988-12-01 1993-06-08 Bayer Aktiengesellschaft Apparatus for producing a deep-drawn formed plastic piece
US5161941A (en) * 1990-08-28 1992-11-10 Sinko Kogyo, Co, Ltd. Actuator assembly for controlling inlet air flow to centrifugal fans
DE4141362C2 (de) * 1991-12-14 2002-10-24 Motoren Ventilatoren Gmbh Radialgebläse mit Drosselvorrichtung
US5620715A (en) * 1994-02-10 1997-04-15 Penda Corporation Thermoforming machine with controlled cooling station
IT1299023B1 (it) * 1998-04-03 2000-02-07 Rigo Group S R L Stazione di termoformatura con sistema di raffreddamento rapido della stampata e procedimento di termoformatura realizzato con questa

Also Published As

Publication number Publication date
EP1038652B1 (en) 2006-09-06
IT1312234B1 (it) 2002-04-09
US6454556B1 (en) 2002-09-24
CA2298726A1 (en) 2000-09-26
EP1038652A2 (en) 2000-09-27
ES2272207T3 (es) 2007-05-01
ITMI990638A1 (it) 2000-09-26
DE60030501D1 (de) 2006-10-19
EP1038652A3 (en) 2003-01-15
ATE338626T1 (de) 2006-09-15
DE60030501T2 (de) 2007-04-12

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]