Richard L Shunn

age ~76

from Canby, OR

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Richard Shunn
Secretary

S-2 CONTRACTORS INC
Water/Sewer/Utility Construction

6860 S Anderson Rd, Aurora, OR 97002
1100 E Washington St #150, Phoenix, AZ 85034
1086 S Redwood St, Canby, OR 97013
503 651-4000

Road Repair Tractor
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US Patent:

20110243662, Oct 6, 2011
Filed:

Oct 6, 2010
Appl. No.:

12/899213
Inventors:

Richard Lee Shunn - Canby OR, US
Gell Wesley Shunn - Mulino OR, US
Jeffrey Lee Shunn - Kingman AZ, US
International Classification:

E01C 19/42
E01C 19/22
US Classification:

404118
Abstract:

A road repair tractor adapted for smoothing asphalt that has been laid into a work-trench, dug in a roadway. The tractor includes a body supporting an engine and defining a cockpit. Also, laterally spaced first and second support and motive force assemblies are operatively driven by the engine and support the body. A smoothing device is supported by the body and has a width that is adjustable from a most narrow width of between 40 cm and 80 cm to a widest width of between 1 meter and 2.5 meters. The smoothing device also includes a smoothing blade assembly, having a bottom edge, deployed between a pair of asphalt side-spill guards. Finally, a power actuating system includes controls located in the cockpit that permit a user seated in the cockpit to change the adjustable width of the smoothing device and to raise and lower the smoothing device relative to the body.

Road Repair Tractor And Method Of Using The Same
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US Patent:

7824127, Nov 2, 2010
Filed:

Jun 27, 2007
Appl. No.:

11/823626
Inventors:

Richard Lee Shunn - Canby OR, US
Gell Wesley Shunn - Mulino OR, US
Jeffrey Lee Shunn - Kingman AZ, US
Assignee:

S-2 Contractors Inc. - Aurora OR
International Classification:

E01C 19/42
US Classification:

404 75, 404 96, 404101, 37407
Abstract:

A road repair tractor adapted for smoothing asphalt that has been laid into a work-trench, dug in a roadway. The tractor includes a body supporting an engine and defining a cockpit. Also, laterally spaced first and second support and motive force assemblies are operatively driven by the engine and support the body. A smoothing device is supported by the body and has a width that is adjustable from a most narrow width of between 10 cm and 30 cm to a widest width of between 1 meter and 2. 5 meters. The smoothing device also includes a smoothing blade assembly, having a bottom edge, deployed between a pair of asphalt side-spill guards. Finally, a power actuating system includes controls located in the cockpit that permit a user seated in the cockpit to change the adjustable width of the smoothing device and to raise and lower the smoothing device relative to the body.