(19)
(11) EP 1 136 186 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.06.2003 Bulletin 2003/23

(43) Date of publication A2:
26.09.2001 Bulletin 2001/39

(21) Application number: 00122394.0

(22) Date of filing: 26.10.2000
(51) International Patent Classification (IPC)7B25B 13/46
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 13.03.2000 US 523624

(71) Applicant: Hi-Five Products Developing Co., Ltd.
Taichung (TW)

(72) Inventor:
  • Hu, Bobby
    Taichung, Taiwan (CN)

(74) Representative: Casalonga, Axel et al
BUREAU D.A. CASALONGA - JOSSE Paul-Heyse-Strasse 33
80336 München
80336 München (DE)

   


(54) Pawl for a ratchet-type spanner


(57) A ratchet-type spanner includes a handle and a box end extended from the handle and having a hole. A slant hole is defined in a web between the handle and the box end and communicated with the hole of the box end. A ratchet gear includes an inner periphery for driving a fastener. The ratchet gear is rotatably mounted in the hole of the box end. A pawl is mounted in the slant hole and includes a first end with teeth for releasably engaging with teeth of the ratchet gear. A plug is securely mounted in the slant hole by force-fitting engagement with an inner periphery defining the slant hole. An elastic member is mounted in the slant hole and has a first end attached to the second end of the pawl and a second end attached to the plug for biasing the pawl to engage with the ratchet gear. The first end of the pawl includes a beveled face that faces the inner periphery of the slant hole.







Search report