EP0283550A3 - Grinding belt - Google Patents

Grinding belt Download PDF

Info

Publication number
EP0283550A3
EP0283550A3 EP87108574A EP87108574A EP0283550A3 EP 0283550 A3 EP0283550 A3 EP 0283550A3 EP 87108574 A EP87108574 A EP 87108574A EP 87108574 A EP87108574 A EP 87108574A EP 0283550 A3 EP0283550 A3 EP 0283550A3
Authority
EP
European Patent Office
Prior art keywords
grinding belt
abrasive grain
fastening
zone
butt
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.)
Granted
Application number
EP87108574A
Other languages
German (de)
Other versions
EP0283550B1 (en
EP0283550A2 (en
Inventor
Wolfgang Bertram
Ewald Grote
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.)
CARBORUNDUM SCHLEIFMITTELWERKE GmbH
Original Assignee
CARBORUNDUM SCHLEIFMITTELWERKE GmbH
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 CARBORUNDUM SCHLEIFMITTELWERKE GmbH filed Critical CARBORUNDUM SCHLEIFMITTELWERKE GmbH
Priority to AT87108574T priority Critical patent/ATE73373T1/en
Publication of EP0283550A2 publication Critical patent/EP0283550A2/en
Publication of EP0283550A3 publication Critical patent/EP0283550A3/en
Application granted granted Critical
Publication of EP0283550B1 publication Critical patent/EP0283550B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/06—Connecting the ends of materials, e.g. for making abrasive belts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Adhesive Tapes (AREA)

Abstract

A grinding belt which is coated at least on one side with abrasive grain and is provided with a straight-cut butt fastening with connecting strips placed or inserted on the pressure side. The characterising feature of the invention is that a zone free of abrasive grain or a reduced zone is provided on either side of the butt joint (2) in the area of the fastening points over a width of at least 2 mm.
EP87108574A 1987-03-25 1987-06-13 Grinding belt Expired - Lifetime EP0283550B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT87108574T ATE73373T1 (en) 1987-03-25 1987-06-13 ABRASIVE BELTS.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8704435U 1987-03-25
DE8704435U DE8704435U1 (en) 1987-03-25 1987-03-25 Sanding belt

Publications (3)

Publication Number Publication Date
EP0283550A2 EP0283550A2 (en) 1988-09-28
EP0283550A3 true EP0283550A3 (en) 1990-02-28
EP0283550B1 EP0283550B1 (en) 1992-03-11

Family

ID=6806270

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87108574A Expired - Lifetime EP0283550B1 (en) 1987-03-25 1987-06-13 Grinding belt

Country Status (4)

Country Link
EP (1) EP0283550B1 (en)
AT (1) ATE73373T1 (en)
DE (2) DE8704435U1 (en)
ES (1) ES2030016T3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6569004B1 (en) 1999-12-30 2003-05-27 Lam Research Polishing pad and method of manufacture
EP1561545A1 (en) * 2004-02-09 2005-08-10 sia Abrasives Industries AG Abrasive belt
EP1561543A1 (en) * 2004-02-09 2005-08-10 sia Abrasives Industries AG Grinding belt
EP1561544A1 (en) * 2004-02-09 2005-08-10 sia Abrasives Industries AG Grinding belt
CN110977797A (en) * 2019-12-20 2020-04-10 韶关威鸣研磨材料有限公司 Abrasive belt interface structure and butt joint process thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445807A (en) * 1947-06-18 1948-07-27 Carborundum Co Joint for abrasive belts or bands
US3402514A (en) * 1966-11-30 1968-09-24 Abrasive Products Inc Butt joint for flexible abrasive sheet material
US3427765A (en) * 1966-02-11 1969-02-18 Carborundum Co Abrasive belts and method of making same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445807A (en) * 1947-06-18 1948-07-27 Carborundum Co Joint for abrasive belts or bands
US3427765A (en) * 1966-02-11 1969-02-18 Carborundum Co Abrasive belts and method of making same
US3402514A (en) * 1966-11-30 1968-09-24 Abrasive Products Inc Butt joint for flexible abrasive sheet material

Also Published As

Publication number Publication date
DE3777393D1 (en) 1992-04-16
DE8704435U1 (en) 1987-05-21
EP0283550B1 (en) 1992-03-11
ATE73373T1 (en) 1992-03-15
EP0283550A2 (en) 1988-09-28
ES2030016T3 (en) 1992-10-16

Similar Documents

Publication Publication Date Title
GB2177474B (en) Belt tensioner and method of making the same
GB2238958B (en) Improvements in and relating to mat holders
ATE236556T1 (en) MATTRESS
DE68905241D1 (en) Tracheobronchodilatator.
AU571747B2 (en) Abrading or polishing
EP0283550A3 (en) Grinding belt
AU3510184A (en) Device for lowering a load along a line
EP0289757A3 (en) Nitrification inhibitor
EP0135237A3 (en) Drive belt
ES279461U (en) Ball member for a ball joint
TW285698B (en)
USD301084S (en) Belt pad
FR2628620B1 (en) DEVICE FOR JOINING LATTES ON THE BED OF A BED AND METHOD FOR MANUFACTURING SUCH A DEVICE
USD338533S (en) Lumbar support belt
GB2181210B (en) An improved tensor for chains, drive belts and the like
NZ211206A (en) Elastomer article having crack or cut repaired by affixing patch over the crack/cut and on the inner surface of the article
IT8522718A0 (en) METHOD FOR THE REGENERATION OF ABRASIVE BELTS CLOGGED WITH MATERIAL REMOVED DURING A SANDING OR CALIBRATION OPERATION OF WOOD PANELS, AND EQUIPMENT FOR THE IMPLEMENTATION OF THIS METHOD.
FR2568100B1 (en) MACHINE AUTHORIZING THE LOADING AND CUTTING OF AT LEAST ONE END OF A SAUSAGE HOSE AND SIMILAR PRODUCTS
GB2276929B (en) Rotating ring shoe for guiding or tensioning chains,belts and the like
IE872133L (en) Abrasive and wear resistant material
DE3261379D1 (en) Covering element
PL247142A1 (en) Worktable in particular for preparing joints and/or mending damages on cloth/rubber belt conveyors
ZA875726B (en) Abrasive and wear resistant material
ZA898458B (en) Endless abrasive belts and their manufacture
GB2203186B (en) Stabilizer and tensioner

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH DE ES FR GB IT LI SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH DE ES FR GB IT LI SE

17P Request for examination filed

Effective date: 19900426

17Q First examination report despatched

Effective date: 19910425

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH DE ES FR GB IT LI SE

REF Corresponds to:

Ref document number: 73373

Country of ref document: AT

Date of ref document: 19920315

Kind code of ref document: T

ET Fr: translation filed
ITF It: translation for a ep patent filed
REF Corresponds to:

Ref document number: 3777393

Country of ref document: DE

Date of ref document: 19920416

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2030016

Country of ref document: ES

Kind code of ref document: T3

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
EAL Se: european patent in force in sweden

Ref document number: 87108574.2

REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20050628

Year of fee payment: 19

Ref country code: GB

Payment date: 20050628

Year of fee payment: 19

Ref country code: FR

Payment date: 20050628

Year of fee payment: 19

Ref country code: CH

Payment date: 20050628

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20050629

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20050701

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 20050713

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20050824

Year of fee payment: 19

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060613

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060613

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060614

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060614

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060630

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060630

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060630

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20060630

Year of fee payment: 20

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070103

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

EUG Se: european patent has lapsed
GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20060613

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20070228

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20060614

BERE Be: lapsed

Owner name: *CARBORUNDUM SCHLEIFMITTELWERKE G.M.B.H.

Effective date: 20060630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060630