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:
Jul. 11, 1989
Filed:
Mar. 31, 1988
Applicant:
Inventor:
Yuan-Ho Lee, Nan-Pao Tsun, Kuei-Jen Hsian, Tainan Hsieng, TW;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B28B / ;
U.S. Cl.
CPC ...
249 26 ; 249 27 ; 249161 ; 249162 ; 249163 ; 249189 ; 249194 ; 249207 ; 4254513 ;
Abstract
A molding device includes at least two comonent form boards 12,13 and a wedge-shaped spacer board 14 between them. An operating mechanism is associated with the form boards and the spacer, and moves them relative to one another. The operating mechanism includes at least one rack member 18, and at least one lever 26 connected with a pawl which swings about an axis eccentric with the axis of the lever. The pawl 28 engages with the rack and moves the rack forward when the lever is operated.