EP4175904C0 - Streckwalze - Google Patents

Streckwalze

Info

Publication number
EP4175904C0
EP4175904C0 EP21746807.3A EP21746807A EP4175904C0 EP 4175904 C0 EP4175904 C0 EP 4175904C0 EP 21746807 A EP21746807 A EP 21746807A EP 4175904 C0 EP4175904 C0 EP 4175904C0
Authority
EP
European Patent Office
Prior art keywords
stretching roller
stretching
roller
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP21746807.3A
Other languages
English (en)
French (fr)
Other versions
EP4175904A1 (de
EP4175904B1 (de
Inventor
Andrea Orlandi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BARNINI Srl
Original Assignee
BARNINI Srl
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 BARNINI Srl filed Critical BARNINI Srl
Publication of EP4175904A1 publication Critical patent/EP4175904A1/de
Application granted granted Critical
Publication of EP4175904B1 publication Critical patent/EP4175904B1/de
Publication of EP4175904C0 publication Critical patent/EP4175904C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
    • B65H23/022—Registering, tensioning, smoothing or guiding webs transversely by tentering devices
    • B65H23/025—Registering, tensioning, smoothing or guiding webs transversely by tentering devices by rollers
    • B65H23/0251—Registering, tensioning, smoothing or guiding webs transversely by tentering devices by rollers with a straight axis
    • B65H23/0256—Registering, tensioning, smoothing or guiding webs transversely by tentering devices by rollers with a straight axis with opposed helicoidal windings
    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
    • C14B1/00—Manufacture of leather; Machines or devices therefor
    • C14B1/26—Leather tensioning or stretching frames; Stretching-machines; Setting-out boards; Pasting boards
    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
    • C14B1/00—Manufacture of leather; Machines or devices therefor
    • C14B1/30—Pressing or rolling leather
    • C14B1/34—Pressing or rolling leather by rotating movement of the pressing or rolling elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00—Parts for transporting or guiding the handled material
    • B65H2404/10—Rollers
    • B65H2404/13—Details of longitudinal profile
    • B65H2404/131—Details of longitudinal profile shape
    • B65H2404/1316—Details of longitudinal profile shape stepped or grooved
    • B65H2404/13162—Helicoidal grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00—Parts for transporting or guiding the handled material
    • B65H2404/10—Rollers
    • B65H2404/13—Details of longitudinal profile
    • B65H2404/132—Details of longitudinal profile arrangement of segments along axis
    • B65H2404/1321—Segments juxtaposed along axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/17—Nature of material
    • B65H2701/178—Hide, leather or skin

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Harvester Elements (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Rolls And Other Rotary Bodies (AREA)
EP21746807.3A 2020-07-02 2021-07-01 Streckwalze Active EP4175904B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102020000016018A IT202000016018A1 (it) 2020-07-02 2020-07-02 Rullo stenditore
PCT/IB2021/055903 WO2022003615A1 (en) 2020-07-02 2021-07-01 Stretching roller

Publications (3)

Publication Number Publication Date
EP4175904A1 EP4175904A1 (de) 2023-05-10
EP4175904B1 EP4175904B1 (de) 2024-08-28
EP4175904C0 true EP4175904C0 (de) 2024-08-28

Family

ID=72473872

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21746807.3A Active EP4175904B1 (de) 2020-07-02 2021-07-01 Streckwalze

Country Status (4)

Country Link
EP (1) EP4175904B1 (de)
BR (1) BR112022026203A2 (de)
IT (1) IT202000016018A1 (de)
WO (1) WO2022003615A1 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB936250A (en) * 1960-10-20 1963-09-04 Wilson Edward & Son Improvements in or relating to apparatus for the treatment of hides or skins in the tanning of same
DE4414317A1 (de) * 1994-04-25 1995-10-26 Kleinewefers Gmbh Leitwalze für Bahnmaterial, insbesondere für Papierherstell- und -veredlungsmaschinen
ITPD20010063A1 (it) * 2001-03-16 2002-09-16 Rizzi 1857 Spa Macchina per stendere pellami in una linea di asciugatura e procedimento di stenditura.
DE102017008468B4 (de) * 2017-08-17 2019-07-04 Rolf Hessenbruch SPREIZWALZE UND SPRElZELEMENTERING FÜR EINE DERARTIGE SPREIZWALZE SOWIE MONTAGEHILFSRING UND VERFAHREN

Also Published As

Publication number Publication date
WO2022003615A1 (en) 2022-01-06
EP4175904A1 (de) 2023-05-10
BR112022026203A2 (pt) 2023-01-17
IT202000016018A1 (it) 2022-01-02
EP4175904B1 (de) 2024-08-28

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