The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 01, 2001
Filed:
Dec. 27, 1999
Tomiji Ueki, Kawagoe, JP;
Kotobuki & Co., Ltd., Kyoto, JP;
Abstract
A side knock-type ball point pen includes a barrel having a front end portion and a rear end portion, a refill-receiver member axially movably incorporated within the barrel, a refill removably received in the refill-receiver member, the refill including an ink container-tube, a writing tip attached to a front end of the ink container-tube, and ink contained in the ink container-tube, a first cooperating mechanism provided in an interior of the rear end portion of the barrel for preventing the refill-receiver member from rotating relative to the barrel, a second cooperating mechanism provided in an interior of the rear end portion of the barrel for keeping the writing tip of the refill projected out of the barrel in use of the ball point pen, the refill-receiver member coupled to the second cooperating mechanism, and an actuator member provided at a portion of a peripheral wall of the barrel for causing the refill-receiver member to be advanced.