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:
Aug. 21, 2001

Filed:

Jul. 12, 1999
Applicant:
Inventor:

Shigenori Maruyama, Amagasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B30B 1/500 ;
U.S. Cl.
CPC ...
B30B 1/500 ;
Abstract

A sealing apparatus includes a base having a fixed jaw, a press lever having a movable jaw and pivotally supported on the base, a posture changing mechanism for pressing the press lever toward the base, and a heater for heating material to be sealed clamped between the pair of jaws. A monitor mechanism is provided for measuring the load applied between the pair of jaws at any selected point in the course of a pivotal stroke of the press lever. The monitor mechanism includes a monitor portion deformable in accordance with a press applied to the press lever from the posture changing mechanism and a sensor for detecting the load based on the amount of deformation of the monitor portion.


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