Patent
   D333776
Priority
Dec 20 1990
Filed
Jun 20 1991
Issued
Mar 09 1993
Expiry
Mar 09 2007
Assg.orig
Entity
unknown
4
4
n/a
The ornamental design for a winding drum, as shown.

FIG. 1 is a side elevational view of a winding drum showing my new design;

FIG. 2 is a right side elevational view thereof at a smaller scale;

FIG. 3 is a front, side perspective view thereof;

FIG. 4 is a rear opposite side perspective view thereof;

FIG. 5 is a side perspective view of a second embodiment of the design shown in FIG. 1 with the opposite sides being mirror images thereof; and,

FIG. 6 is a rear elevational view thereof.

The difference between the first embodiment and the second embodiment is that the second embodiment is of a smaller diameter than the first embodiment at the wide end of the drum, i.e., the left-hand end as seen in FIGS. 1 and 5.

Cloutier, Hermel R.

Patent Priority Assignee Title
5482103, Feb 03 1994 Raynor Garage Doors Door apparatus with release assembly
8899297, Nov 10 2009 EFAFLEX INZENIRING D O O LJUBLJANA Rolling door, in particular fast-moving industrial door
9586794, May 03 2013 Illinois Tool Works Inc Winch having adjustable initial mechanical advantage
D392548, Oct 31 1996 Construction wiring support reel
Patent Priority Assignee Title
1183402,
1874077,
3981343, Sep 23 1974 Arthur M., Brady Counterbalancing mechanism for rolling doors
4076218, Sep 24 1976 Bethlehem Steel Corporation Longstroke pumping apparatus for oil wells
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