Stoker apparatus for heating boilers

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a stoker apparatus for heating boilers, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is an elevational view of the opposite side thereof;

FIG. 5 is a left end elevational view thereof; and

FIG. 6 is a right end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D90641 September 1933 Yerges
D93371 September 1934 Yerges
D207139 March 1967 Jakobsson
Patent History
Patent number: D254749
Type: Grant
Filed: Dec 21, 1977
Date of Patent: Apr 15, 1980
Inventor: Sjunne Johansson (S-302 41 Halmstad)
Primary Examiner: Catherine E. Kemper
Attorney: Eugene E. Renz, Jr.
Application Number: 5/862,935
Classifications
Current U.S. Class: D23/125
International Classification: D2303;