Patent
   D390765
Priority
Jan 09 1997
Filed
Jan 09 1997
Issued
Feb 17 1998
Expiry
Feb 17 2012
Assg.orig
Entity
unknown
0
4
n/a
The ornamental design for a trowel ring guard for a concrete finishing machine, as shown and described.

FIG. 1 is a left-side elevation view of a trowel ring guard for a concrete finishing machine incorporating a first embodiment of my new design and also illustrating, in phantom lines, a concrete finishing machine which is usable with the trowel ring guard design of this embodiment and which does not per se form part of the claimed invention;

FIG. 2 is a top plan view of the trowel ring guard for a concrete finishing machine of FIG. 1;

FIG. 3 is a bottom plan view of the trowel ring guard for a concrete finishing machine of FIG. 1;

FIG. 4 is a left-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 1;

FIG. 5 is a right-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 1;

FIG. 6 is a rear-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 1;

FIG. 7 is a front-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 1;

FIG. 8 is a left-side elevation view of a trowel ring guard for a concrete finishing machine incorporating a second embodiment of my new design and also illustrating, in phantom lines, a concrete finishing machine which is usable with the trowel ring guard design of this embodiment and which does not per se form part of the claimed invention;

FIG. 9 is a top plan view of the trowel ring guard for a concrete finishing machine of FIG. 8;

FIG. 10 is a bottom plan view of the trowel ring guard for a concrete finishing machine of FIG. 8;

FIG. 11 is a left-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 8;

FIG. 12 is a right-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 8;

FIG. 13 is a rear-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 8; and,

FIG. 14 is a front-side elevation view of the trowel ring guard for a concrete finishing machine of FIG. 8.

Sartler, Ronald R.

Patent Priority Assignee Title
Patent Priority Assignee Title
4331297, Jul 10 1980 Water spray attachment for concrete finishing machine
4629359, May 31 1985 Wacker Corporation Power trowel
5372452, Feb 24 1993 Power trowels
5405216, Mar 23 1993 Allen Engineering Corporation Finishing trowel pitch control and clutch system
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 06 1997SARTLER, RONALD R Wacker CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0084770244 pdf
Jan 09 1997Wacker Corporation(assignment on the face of the patent)
Mar 31 2008Wacker CorporationWacker Neuson CorporationCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0215900051 pdf
Feb 03 2011Wacker Neuson CorporationWacker Neuson Production Americas LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0258140519 pdf
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