EP 0614731 B1 19970305 - Tool and toolchuck for handtools
Title (en)
Tool and toolchuck for handtools
Title (de)
Werkzeug und Werkzeugaufnahme für Handwerkzeuggeräte
Title (fr)
Outil et mandrin pour outil à main
Publication
Application
Priority
- DE 4307161 A 19930306
- DE 4313578 A 19930426
Abstract (en)
[origin: US5427481A] A tool bit to be inserted into a tool bit chuck of a hand tool used for chiseling, drilling and/or percussion drilling has an axially extending chucking shank (A) with two locking grooves (1) closed at the ends spaced apart in the axial direction, and two rotary entrainment grooves (2) open at a free end of the shank. In addition, two rotary entrainment faces (3) are located in the areas of the locking grooves (1).
IPC 1-7
IPC 8 full level
B23B 31/107 (2006.01); B23B 31/02 (2006.01); B23B 31/22 (2006.01); B23B 45/16 (2006.01); B23B 51/00 (2006.01); B25D 16/00 (2006.01); B25D 17/08 (2006.01); E21B 1/00 (2006.01); E21B 17/03 (2006.01)
CPC (source: EP US)
B25D 17/088 (2013.01 - EP US); B25D 2217/0034 (2013.01 - EP US); Y10T 279/17068 (2015.01 - EP US); Y10T 408/907 (2015.01 - EP US); Y10T 408/953 (2015.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB IE IT LI NL PT SE
DOCDB simple family (publication)
US 5427481 A 19950627; AT E149404 T1 19970315; CA 2116936 A1 19940907; CN 1041697 C 19990120; CN 1107404 A 19950830; DE 4313578 A1 19940908; DE 59305635 D1 19970410; DK 0614731 T3 19970915; EP 0614731 A1 19940914; EP 0614731 B1 19970305; ES 2098018 T3 19970416; FI 941038 A0 19940304; FI 941038 A 19940907; HU 216755 B 19990830; HU 9400663 D0 19940530; HU T69233 A 19950828; JP H06297218 A 19941025; KR 100287511 B1 20010416; KR 940021163 A 19941017; PL 172785 B1 19971128; TW 229171 B 19940901
DOCDB simple family (application)
US 20606494 A 19940304; AT 93810892 T 19931220; CA 2116936 A 19940303; CN 94100516 A 19940120; DE 4313578 A 19930426; DE 59305635 T 19931220; DK 93810892 T 19931220; EP 93810892 A 19931220; ES 93810892 T 19931220; FI 941038 A 19940304; HU 9400663 A 19940304; JP 3595394 A 19940307; KR 19940002061 A 19940204; PL 30246894 A 19940304; TW 82110945 A 19931223