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IT1263592B - Rullo d'avvolgimento, in particolare per strutture di macchine utensili o simili unita' operatrici. - Google Patents

Rullo d'avvolgimento, in particolare per strutture di macchine utensili o simili unita' operatrici.

Info

Publication number
IT1263592B
IT1263592B ITBO930300A ITBO930300A IT1263592B IT 1263592 B IT1263592 B IT 1263592B IT BO930300 A ITBO930300 A IT BO930300A IT BO930300 A ITBO930300 A IT BO930300A IT 1263592 B IT1263592 B IT 1263592B
Authority
IT
Italy
Prior art keywords
shaft
support
machine tools
winding roller
tubular element
Prior art date
Application number
ITBO930300A
Other languages
English (en)
Inventor
Giorgio Tabellini
Original Assignee
Giorgio Tabellini
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 Giorgio Tabellini filed Critical Giorgio Tabellini
Priority to ITBO930300A priority Critical patent/IT1263592B/it
Publication of ITBO930300A0 publication Critical patent/ITBO930300A0/it
Publication of ITBO930300A1 publication Critical patent/ITBO930300A1/it
Application granted granted Critical
Publication of IT1263592B publication Critical patent/IT1263592B/it
Priority to US08/724,060 priority patent/US5775619A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/60—Spring drums operated only by closure members

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Winding Of Webs (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

Rullo di avvolgimento, in particolare per strutture avvolgibili di protezione per macchine utensili o simili unità operatrici, comprendente un albero di supporto (1) supportante alle opposte estremità due boccole di supporto (3) di un elemento tubolare esterno (2) di contenimento del detto albero (1) e destinato a formare elemento di sostegno della detta struttura avvolgibile (7) ad esso fissata con una sua estremità, un organo motore (4), atto a richiamare il detto rullo (10) facendo ruotare il detto elemento tubolare (2) intorno all'albero (1) nel senso opposto a quello seguito durante lo svolgimento della detta struttura avvolgibile (7), e costituito da almeno due molle elicoidali (4a, 4b) tra loro distinte ma cooperanti, coassialmente calzate sul detto albero e le cui estremità (45a, 45b, 46a, 46b) sono stabilmente fissate su corrispondenti distinte sedi (51, 52, 61, 62) presentate da un primo supporto (5) calettato sul detto albero (1), e da un secondo supporto (6) girevolmente montato, senza possibilità di scorrimento assiale, sul detto albero (1) e solidale al detto elemento tubolare (2).(FIG. 1)
ITBO930300A 1993-06-29 1993-06-29 Rullo d'avvolgimento, in particolare per strutture di macchine utensili o simili unita' operatrici. IT1263592B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITBO930300A IT1263592B (it) 1993-06-29 1993-06-29 Rullo d'avvolgimento, in particolare per strutture di macchine utensili o simili unita' operatrici.
US08/724,060 US5775619A (en) 1993-06-29 1996-09-23 Roller for winding and unwinding a protective cover equipping a machine tool or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBO930300A IT1263592B (it) 1993-06-29 1993-06-29 Rullo d'avvolgimento, in particolare per strutture di macchine utensili o simili unita' operatrici.

Publications (3)

Publication Number Publication Date
ITBO930300A0 ITBO930300A0 (it) 1993-06-29
ITBO930300A1 ITBO930300A1 (it) 1994-12-29
IT1263592B true IT1263592B (it) 1996-08-27

Family

ID=11339157

Family Applications (1)

Application Number Title Priority Date Filing Date
ITBO930300A IT1263592B (it) 1993-06-29 1993-06-29 Rullo d'avvolgimento, in particolare per strutture di macchine utensili o simili unita' operatrici.

Country Status (2)

Country Link
US (1) US5775619A (it)
IT (1) IT1263592B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6123140A (en) * 1997-05-20 2000-09-26 Sunproject S.R.L. Spring device for rolling up a roller curtain
US6098757A (en) * 1998-08-25 2000-08-08 International Paper Company Spring drive assembly
WO2002091549A1 (en) * 2001-05-03 2002-11-14 Techniku, Inc. Control and motorization system
US7026574B2 (en) * 2003-07-22 2006-04-11 Lincoln Global, Inc. Wire gripper for a drive unit of a wire feeder
GB0700967D0 (en) 2007-01-18 2007-02-28 Louver Life Ltd Window coverings
US8453707B2 (en) * 2007-07-16 2013-06-04 Mckeon Rolling Steel Door Co., Ltd. Two-motor drive arrangement for a roller curtain
US8878097B2 (en) * 2008-08-18 2014-11-04 Lincoln Global, Inc. Wire feeder with curved force generating element(s) for better positioning of an adjusting mechanism
US8813928B2 (en) * 2011-10-14 2014-08-26 The Gates Corporation Alternator isolating decoupler
DE102011122463A1 (de) * 2011-12-24 2013-06-27 Schanz Rollladensysteme GmbH Rollladenzugantrieb
DE102014202471B3 (de) * 2014-02-11 2015-04-30 Hennig Holding Gmbh Abdeckvorrichtung für Öffnungen, insbesondere für Maschinenöffnungen
CN113266262A (zh) * 2021-06-28 2021-08-17 无锡万斯家居科技股份有限公司 一种改进型无拉绳罗马帘卷帘
US20230340833A1 (en) * 2022-04-22 2023-10-26 Mingyang Windeco Technology Corporation Compound spring bar

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US571972A (en) * 1896-11-24 Spring
US1550879A (en) * 1924-03-18 1925-08-25 Clark James Hairrison Fly screen
US2248447A (en) * 1939-01-17 1941-07-08 Gen Spring Corp Spring device
US2942409A (en) * 1956-03-15 1960-06-28 Morf Ernest Power unit for watches
US3242895A (en) * 1964-06-24 1966-03-29 Hornby James Clifford Automatic tow rope rewinder
US3292684A (en) * 1964-12-23 1966-12-20 Chester G Jines Roll up protective convering for vehicle tops including the windows
US4576762A (en) * 1985-03-11 1986-03-18 General Motors Corporation Throttle return spring assembly
US5201897A (en) * 1992-01-30 1993-04-13 Whitling Roll-Up Door Mfg. Corp. Spring balancer for a roll-up door

Also Published As

Publication number Publication date
US5775619A (en) 1998-07-07
ITBO930300A1 (it) 1994-12-29
ITBO930300A0 (it) 1993-06-29

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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: 19970627