Hopper

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Description

FIG. 1 is a perspective view of a hopper, showing our new design;

FIG. 2 is a sectional view taken through the center toward the left.

FIG. 3 is a bottom view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a rear elevational view thereof and;

FIG. 8 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
RE31934 July 2, 1985 Marston
D186468 October 1959 Wahl
D223510 April 1971 Racca et al.
2525973 October 1950 Sundstrom et al.
2686618 August 1954 Mateer
4418845 December 6, 1983 Hehl
4690305 September 1, 1987 Copeland
Patent History
Patent number: D303265
Type: Grant
Filed: Jun 12, 1986
Date of Patent: Sep 5, 1989
Assignee: Ise Kagaku Kogyo Kabushiki Gaisha (Tokyo)
Inventors: Masazumi Miyoshi (Nagasaki), Muneo Isayama (Oami-shirasato)
Primary Examiner: B. J. Bullock
Law Firm: Oblon, Spivak, McClelland, Maier & Neustadt
Application Number: 6/873,340