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.

Date of Patent:
Nov. 13, 2001

Filed:

May. 12, 1999
Applicant:
Inventor:

Takao Inoue, Toyokawa, JP;

Assignee:

Sinktokogio, Ltd., Aichi Prefecture, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 5/02 ; B22D 1/806 ;
U.S. Cl.
CPC ...
B22D 5/02 ; B22D 1/806 ;
Abstract

Equipment for circulating a box containing a model and having a space in it for making a mold under reduced pressures is provided. It comprises walking conveyors,and,a traverser,that reciprocates along a line that combines the end of the walking conveyor,and the starting position of the walking conveyor,a conveyor,that is arranged along a line that combines the end of the walking conveyor,and the starting position of the walking conveyor,and fixed pressure-attachable and gas-transmitting valves,movable pressure-attachable and gas-transmitting valves,and a movable pressure-attachable and gas-transmitting valve,A, which are used to make the space,in the box have reduced pressures, and optionally a conveyor,that intersects the walking conveyor,at the second station.


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