Patent
   D926843
Priority
Feb 15 2019
Filed
Aug 15 2019
Issued
Aug 03 2021
Expiry
Aug 03 2036
Assg.orig
Entity
unknown
0
22
n/a
The ornamental design for a pressure accumulator for rock drills, as shown and described.

FIG. 1 is a front perspective view of a pressure accumulator for rock drills showing our new design;

FIG. 2 is another front perspective view thereof;

FIG. 3 is a rear perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is another rear perspective view thereof;

FIG. 9 is a bottom view thereof; and,

FIG. 10 is a right side view thereof.

The broken lines in FIG. 7 show portions of a pressure accumulator for rock drills which form no part of claimed design.

Hämäläinen, Mikko, Timonen, Petri

Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 15 2019Sandvik Mining and Construction Oy(assignment on the face of the patent)
Aug 16 2019TIMONEN, PETRISandvik Mining and Construction OyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0504800545 pdf
Sep 25 2019HAMALAINEN, MIKKOSandvik Mining and Construction OyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0504800545 pdf
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