ATE511949T1 - ACTUATING DEVICE - Google Patents

ACTUATING DEVICE

Info

Publication number
ATE511949T1
ATE511949T1 AT07105983T AT07105983T ATE511949T1 AT E511949 T1 ATE511949 T1 AT E511949T1 AT 07105983 T AT07105983 T AT 07105983T AT 07105983 T AT07105983 T AT 07105983T AT E511949 T1 ATE511949 T1 AT E511949T1
Authority
AT
Austria
Prior art keywords
driving
electromagnetic driving
pressing
working pressure
electric valve
Prior art date
Application number
AT07105983T
Other languages
German (de)
Inventor
Alberto Cesaretti
Original Assignee
Scm Group 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 Scm Group Spa filed Critical Scm Group Spa
Application granted granted Critical
Publication of ATE511949T1 publication Critical patent/ATE511949T1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
    • B24B21/06—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces involving members with limited contact area pressing the belt against the work, e.g. shoes sweeping across the whole area to be ground
    • B24B21/08—Pressure shoes; Pressure members, e.g. backing belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Valve Device For Special Equipments (AREA)
  • Vehicle Body Suspensions (AREA)
  • Seal Device For Vehicle (AREA)

Abstract

A driving device for pressing means (3) of a sanding machine (4), said pressing means being arranged for exerting a working pressure (P3) on a workpiece (6), comprises pneumatic actuator means (11) associated with said pressing means (3), electric valve means (35) arranged for inducing said working pressure (P3) on said pneumatic actuator means (11) and electromagnetic driving means arranged for driving said electric valve means (35), said electromagnetic driving means is electromagnetic driving means having a pulse width modulation cycle (100; 100').
AT07105983T 2006-04-11 2007-04-11 ACTUATING DEVICE ATE511949T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000119A ITMO20060119A1 (en) 2006-04-11 2006-04-11 DRIVE DEVICE

Publications (1)

Publication Number Publication Date
ATE511949T1 true ATE511949T1 (en) 2011-06-15

Family

ID=38222121

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07105983T ATE511949T1 (en) 2006-04-11 2007-04-11 ACTUATING DEVICE

Country Status (3)

Country Link
EP (1) EP1844899B1 (en)
AT (1) ATE511949T1 (en)
IT (1) ITMO20060119A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621459A (en) * 1984-04-23 1986-11-11 Timesavers, Inc. Segmented platen with diaphragm cylinder control
DE4316588C1 (en) * 1993-05-18 1994-09-08 Heesemann Juergen Grinding machine with an abrasive belt
IT251598Y1 (en) 2000-10-16 2003-12-18 Viet Spa BUFFER FOR SANDING MACHINES, WITH OPTIMAL DOSAGE OF THE FORCE PRESSED IN EACH OF ITS MOBILE SECTOR.

Also Published As

Publication number Publication date
EP1844899A2 (en) 2007-10-17
EP1844899B1 (en) 2011-06-08
EP1844899A3 (en) 2008-05-14
ITMO20060119A1 (en) 2007-10-12

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties