Retracting writing instrument having replaceable cartridge

Coating implements with material supply – Projectable and retractable tool – Clasp associated with project-retract means or with latch

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

401106, B43K 712, B43K 2404, B43K 2408, B43K 2500

Patent

active

054546559

ABSTRACT:
A writing instrument which includes a body having a barrel portion and a replaceable cartridge housed within the barrel portion. A retractor mechanism is removably maintained in a rear end of the barrel portion and is adapted for axial movement between a retracted position and a protracted position. The instrument further includes structure for biasing the replaceable cartridge toward the rear end of the barrel portion and for maintaining the retractor mechanism in the protracted position by imparting a moment, or force, on the retractor mechanism acting relative to the axial centerline of the barrel portion.

REFERENCES:
patent: D321207 (1991-10-01), Granoff
patent: 1583718 (1926-05-01), Hudson
patent: 3037483 (1962-06-01), Caviglione
patent: 3164132 (1965-01-01), Ganz
patent: 3637316 (1972-01-01), Bross
patent: 3797945 (1974-03-01), Zepell
patent: 3920337 (1975-11-01), Ganz
patent: 4185933 (1980-01-01), Zepell
patent: 4221490 (1980-09-01), Malm
patent: 4551034 (1985-11-01), Zepell
patent: 4551035 (1985-11-01), Baker et al.
patent: 4790678 (1988-12-01), Araki
patent: 4837900 (1989-06-01), Boyce et al.
patent: 4973179 (1990-11-01), Nakazato et al.
patent: 4981382 (1991-01-01), Murphy
patent: 4995750 (1991-02-01), Akita
patent: 5074694 (1991-12-01), Nakazato et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Retracting writing instrument having replaceable cartridge does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Retracting writing instrument having replaceable cartridge, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Retracting writing instrument having replaceable cartridge will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1073851

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.