EP 0222844 B1 19890426 - RECORDING UNIT
Title (en)
RECORDING UNIT
Publication
Application
Priority
- DE 3516646 A 19850509
- DE 8513683 U 19850509
Abstract (en)
[origin: US4776718A] PCT No. PCT/DE86/00193 Sec. 371 Date Jan. 28, 1987 Sec. 102(e) Date Jan. 28, 1987 PCT Filed May 9, 1986 PCT Pub. No. WO86/06686 PCT Pub. Date Nov. 20, 1986.A writing implement having at its front end a small writing tube and a writing wick axially slidable in it. The writing wick at its inner end has an enlarged head which engages a restoring spring. The restoring spring is part of a retaining ring which holds the spring in the implement, and the retaining ring has capillary ducts to convey ink between ink-conducting passages and the writing wick.
IPC 1-7
IPC 8 full level
CPC (source: EP US)
B43K 8/16 (2013.01 - EP US)
Designated contracting state (EPC)
CH FR GB LI
DOCDB simple family (publication)
US 4776718 A 19881011; DE 8513683 U1 19860904; EP 0222844 A1 19870527; EP 0222844 B1 19890426; JP S63500090 A 19880114; WO 8606686 A1 19861120
DOCDB simple family (application)
US 2514787 A 19870128; DE 8513683 U 19850509; DE 8600193 W 19860509; EP 86903205 A 19860509; JP 50276686 A 19860509