Title (en)

Assisted-delivery, pre-stretching unit for a pallet-wrapping apparatus

Title (de)

Vorstreck-Vorrichtung mit unterstützter Förderung für eine Maschine zum Umhüllen von Paletten

Title (fr)

Appareil pour la distribution assistée et le préétirage pour une machine d'emballage pour palette

Publication

EP 1690792 A1 20060816 (EN)

Application

EP 06101428 A 20060208

Priority

IT MI20050183 A 20050209

Abstract (en)

A pre-stretching unit is disclosed for a pallet-wrapping apparatus, of the type comprising a series of driven rollers (11, 12) apt to stretch a film (P) of a stretchable material before the application thereof to a load (C) to be packaged, at least one of said driven rollers (11, 12) being connected to a power input, and wherein between said power input and said at least one driven roller a dosable energy transfer mechanism is provided, apt to transfer a constant energy which is equal or slightly below that necessary to drive into rotation the pre-stretching unit in the absence of tension on the stretch film (P).

IPC 8 full level

B65B 11/02 (2006.01)

CPC (source: EP)

B65B 11/025 (2013.01); B65B 2210/16 (2013.01)

Citation (applicant)

• US 4934123 A 19900619 - SALZSAULER ROY [CA]
• US 2003110737 A1 20030619 - LANCASTER PATRICK R [US], et al
• US 5311725 A 19940517 - MARTIN STUART [US], et al

Citation (search report)

• [X] US 4934123 A 19900619 - SALZSAULER ROY [CA]
• [X] US 5311725 A 19940517 - MARTIN STUART [US], et al
• [X] US 2003110737 A1 20030619 - LANCASTER PATRICK R [US], et al
• [A] EP 0842850 A2 19980520 - LANTECH TECHNOLOGY INVESTMENT [US]

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1690792 A1 20060816; EP 1690792 B1 20110316; AT E501935 T1 20110415; DE 602006020649 D1 20110428; IT MI20050183 A1 20060810

DOCDB simple family (application)

EP 06101428 A 20060208; AT 06101428 T 20060208; DE 602006020649 T 20060208; IT MI20050183 A 20050209