EP 0082594 A2 19830629 - Mechanical pencil.
Title (en)
Mechanical pencil.
Title (de)
Bleistift mit regulierbarer Mine.
Title (fr)
Porte-mine à mine réglable.
Publication
Application
Priority
JP 18191581 A 19811112
Abstract (en)
An improved propelling pencil is provided of which lead can be projected or exposed to a predetermined amount by applying writing pressure to a pencil cyclinder, when the lead is worn out or broken. According to the invention, the pencil is free from breaking of the lead due to excessive projection of the lead from the pencil body.
IPC 1-7
IPC 8 full level
B43K 21/027 (2006.01); B43K 21/033 (2006.01); B43K 21/22 (2006.01)
CPC (source: EP)
B43K 21/033 (2013.01); B43K 21/22 (2013.01)
Designated contracting state (EPC)
CH DE FR GB IT LI SE
DOCDB simple family (publication)
EP 0082594 A2 19830629; EP 0082594 A3 19840808; AU 9033382 A 19830519; JP S5882795 A 19830518
DOCDB simple family (application)
EP 82306005 A 19821111; AU 9033382 A 19821110; JP 18191581 A 19811112