EP 1190820 A3 20041103 - Spirally shaped knife
Title (en)
Spirally shaped knife
Title (de)
Spiralförmiges Schneidmesser
Title (fr)
Couteau en spirale
Publication
Application
Priority
DE 20016532 U 20000925
Abstract (en)
[origin: EP1190820A2] The rotary cutting blade has a spiral cutting edge following the non-linear functional correlation formula r=f( alpha ) where r' is the distance of cutting edge from the rotation area of the blade, alpha ' is angular distance with respect to a zero line and f' is a mathematical function, where f(x) is a non-linear function.
IPC 1-7
IPC 8 full level
B26D 1/00 (2006.01)
CPC (source: EP US)
B26D 1/0006 (2013.01 - EP US); B26D 2001/0046 (2013.01 - EP US); B26D 2001/006 (2013.01 - EP US); Y10T 83/7201 (2015.04 - EP US)
Citation (search report)
- [XAY] EP 0407883 A1 19910116 - WEBER MASCHINENBAU GMBH [DE]
- [XA] US 4043238 A 19770823 - VAN HAM ERNEST E
- [XDA] DE 9116036 U1 19920220
- [XDAY] EP 0362573 A2 19900411 - REIFENHAEUSER UWE
- [AD] EP 0738566 A2 19961023 - BIFORCE ANSTALT [LI]
- [A] DE 29515766 U1 19970213 - DIXIE UNION GMBH & CO KG [DE]
- [A] US 5988033 A 19991123 - SKAAR GARY R [US], et al
- [A] DE 29513043 U1 19951019 - DIXIE UNION VERPACKUNGEN GMBH [DE]
- [A] WO 9640475 A1 19961219 - PILLSBURY CO [US]
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
DE 20016532 U1 20020214; EP 1190820 A2 20020327; EP 1190820 A3 20041103; US 2002050066 A1 20020502
DOCDB simple family (application)
DE 20016532 U 20000925; EP 01122085 A 20010914; US 96126001 A 20010925