Heated platen for liquifying thermoplastic materials

- Nordson Corporation
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Description

FIG. 1 is a perspective view of a new design for a heated platen, inverted from its normal orientation during operation;

FIG. 2 is a top plan view, rotated approximately 90.degree. to the left according to the heated platen of FIG. 1;

FIG. 3 is a bottom plan view, of the heated platen of FIG. 2;

FIG. 4 is a side elevational view of the heated platen of FIG. 2, wherein all sides are substantially the same; and,

FIG. 5 is a cross-sectional view, taken along line 5--5 of FIG. 3.

Referenced Cited
U.S. Patent Documents
D341146 November 9, 1993 Stankosky
2478893 August 1949 Brant
2630248 March 1953 Hinz
3282469 November 1966 Skonberg
3637111 January 1972 McCreary
3976229 August 24, 1976 Jackson
3982669 September 28, 1976 Moore
4090640 May 23, 1978 Smith et al.
4195755 April 1, 1980 Slautterback et al.
4227069 October 7, 1980 Gardner et al.
5173308 December 22, 1992 Scantland et al.
Other references
  • Meltex.RTM. Drum Melter DG 21, Meltex Corp. (published on or before 1989). Meltex.RTM. Information Drum Melters, Meltex Corp. (published on or before 1989). Nordson.RTM. Series 5000 Drum Melter Options (Publication, Issued Feb. 1992), Nordson Corp. Meltex.RTM. Drum Unloader DP 201, Meltex Corp. (published on or before 1989). UNIflow.sub..RTM. Platen Options. Meltex.RTM. Hydraulic Drum Melter DG 201 H, Meltex Corp. (published on or before 1989). Nordson.RTM. Bulk Melter Systems, Issued Sep. 1990, Nordson Corp.
Patent History
Patent number: D387075
Type: Grant
Filed: Sep 30, 1996
Date of Patent: Dec 2, 1997
Assignee: Nordson Corporation (Westlake, OH)
Inventor: Mark H. Farley (Roswell, GA)
Primary Examiner: Antoine Duval Davis
Attorney: Raymond J. Slattery, III
Application Number: 0/60,508
Classifications
Current U.S. Class: D15/1442
International Classification: 1599;