Thermal binding unit

Description

FIG. 1 is a top plan view of a thermal binding unit for binding books showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view of the thermal binding unit of FIG. 1 showing a series of binding supports in operative position;

FIG. 7 is a front elevational view of FIG. 6;

FIG. 8 is a rear elevational view of FIG. 6;

FIG. 9 is a right side elevational view of FIG. 6;

FIG. 10 is a left side elevational view of FIG. 6; and,

FIG. 11 is a front, right side perspective view of FIG. 6.

Referenced Cited
U.S. Patent Documents
D328750 August 18, 1992 Chou
4855573 August 8, 1989 Vereillo et al.
4941310 July 17, 1990 Kristen
5048269 September 17, 1991 Deni
Patent History
Patent number: D341845
Type: Grant
Filed: Mar 11, 1992
Date of Patent: Nov 30, 1993
Assignee: General Binding Corporation (Northbrook, IL)
Inventors: James F. Caruso (Chicago, IL), Walter B. Herbst (Evanston, IL)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Hill, Steadman & Simpson
Application Number: 7/849,676
Classifications
Current U.S. Class: Vacuum Or Heat Seal (D15/146)