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Priority claimed from DE3806221Aexternal-prioritypatent/DE3806221C2/en
Application filed by Staedtler Fa J SfiledCriticalStaedtler Fa J S
Publication of MY105159ApublicationCriticalpatent/MY105159A/en
Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments
(AREA)
Abstract
A PUSH BUTTON (10) AS MECHANISM BODY (1) FOR A WRITING INSTRUMENT AND A WRITING INSTRUMENT EQUIPPED WITH SUCH MECHANISM HAVE A CLIP (11) AND RESILIENT LOCK ARM (12) SHAPED IN ONE PIECE AT THE PUSH BUTTON BARREL WITH A PRESS BUTTON (122) AND LOCKING MEANS (121). THE WRITING POSITION IS ACHIEVED BY AXIAL PRESSURE (P1) ON THE PUSH BUTTON (10) AND FIXED BY INTERLOCKING BETWEEN THE MECHANISM BODY (1) AND THE BARREL (2), WHEREAS RELASING IS ACHIEVED BY RADIAL PRESSURE (P2) ON A PRESS BUTTON (122) AND THE RETRACING POSITION (B) IS THEN ASSUMED BY SPRING POWER BY MANUAL THRUST. (FIG. 2)
MYPI89000204A1988-02-261989-02-20Mechanism for writing instruments and writing instruments equipped with such mechanism.
MY105159A
(en)