EP 1099524 A3 20010912 - Cutting blade having through holes extending in spiral arrays
Title (en)
Cutting blade having through holes extending in spiral arrays
Title (de)
Trennscheibe mit in einer Spiralform angeordneten Durchbrechungen
Title (fr)
Lame de coupe ayant des perforations arrangées en spirales
Publication
Application
Priority
DE 29910442 U 19990615
Abstract (en)
[origin: EP1099524A2] The stone cutting saw disc has through-holes (5) formed in it extending in spiral arrays (6) from its centre to its edges. The inner ends of the spiral arrays can extend from a ring of holes (8) surrounding the central drive axis (2). The pouter holes can extend into notches formed on the periphery of the disc.
IPC 1-7
IPC 8 full level
B23D 61/02 (2006.01); B24D 5/12 (2006.01); B28D 1/12 (2006.01)
CPC (source: EP)
B23D 61/025 (2013.01); B28D 1/121 (2013.01)
Citation (search report)
- [X] FR 2659892 A1 19910927 - SNECMA [FR]
- [X] US 2735243 A 19560221
- [X] DE 1959323 U 19670427 - FELDE RICHARD FA [DE]
- [DA] EP 0836903 A1 19980422 - SAID S P A [IT]
- [A] DE 8304110 U1 19830623
- [X] DATABASE WPI Section PQ Week 198301, Derwent World Patents Index; Class P63, AN 1983-A2032K, XP002172599
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 1099524 A2 20010516; EP 1099524 A3 20010912; EP 1099524 B1 20020605; EP 1099524 B2 20060301; AT E218423 T1 20020615; DE 29910442 U1 20001019; DE 50000199 D1 20020711; DK 1099524 T3 20020909; DK 1099524 T4 20060619
DOCDB simple family (application)
EP 00107378 A 20000405; AT 00107378 T 20000405; DE 29910442 U 19990615; DE 50000199 T 20000405; DK 00107378 T 20000405