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:
Jan. 18, 1994

Filed:

Jul. 30, 1992
Applicant:
Inventors:

John P Robinson, Clifton, NJ (US);

William R Stadick, North Brunswick, NJ (US);

Thomas L Clawges, Spotswood, NJ (US);

John A Zuvich, Newark, NJ (US);

Daniel Trigger, Parsippany, NJ (US);

Assignee:

LPS Industries, Inc., Newark, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B23K / ;
U.S. Cl.
CPC ...
1562728 ; 1563082 ; 156324 ; 383 63 ; 21912164 ; 21912175 ; 21912176 ;
Abstract

An apparatus for forming a weld between first and second thermoplastic materials in which the softening temperature of the second thermoplastic material is lower than that of the first thermoplastic material. The apparatus includes a supplier for supplying the first thermoplastic material and the second thermoplastic material to the same weld position with the second thermoplastic material at a first side of the first thermoplastic material, and a projector for projecting a laser beam to the weld position from a second side of the first thermoplastic material.


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