Bart L. Trevillyan
Engineers at 264 St, Valley Springs, SD

License number
South Dakota 4352
Expiration Date
Dec 31, 2017
Category
Professional Engineer
Type
Mechanical
Address
Address
48427 264Th St, Valley Springs, SD 05768
Phone
(605) 336-7900
LicenseFiles verified this license of Feb 17, 2017 at the South Dakota Department of Licensing and Regulation.

Personal information

See more information about Bart L. Trevillyan at radaris.com
Name
Address
Phone
Bart Trevillyan, age 69
48427 264Th St, Valley Spgs, SD 57068
(605) 431-9222
Bart L Trevillyan, age 70
48427 264Th St, Valley Spgs, SD 57068
(605) 582-7964

Professional information

See more information about Bart L. Trevillyan at trustoria.com
Bart Trevillyan Photo 1
Self-Cleaning Mower Ground Roller Assembly Mounting System

Self-Cleaning Mower Ground Roller Assembly Mounting System

US Patent:
2010011, May 13, 2010
Filed:
Mar 4, 2009
Appl. No.:
12/380813
Inventors:
Bart L. Trevillyan - Valley Springs SD, US
Brian E. Hardy - Sioux Falls SD, US
Mark A. Otten - Crooks SD, US
Allen C. Larson - Sioux Falls SD, US
International Classification:
A01D 34/54, A01D 34/62, A01D 34/42
US Classification:
56249
Abstract:
A self-cleaning mounting system for a ground roller assembly to be used on a mower such as a flail mower including a stationary sleeve bearing positioned on mounting shafts extending from either end of the ground roller. The stationary sleeve bearing is positioned in a housing which is vertically positionably with respect to the mower housing. The housing includes a stationary helical flight and a seal guard which fits within the ground roller. The stationary sleeve bearing is protected on either end from dirt and debris getting between the inside surface of the stationary sleeve bearing and the outside surface of the mounting shafts on either end of the ground roller.

Bart Trevillyan Photo 2
Drive System For A Flail Mower

Drive System For A Flail Mower

US Patent:
7930872, Apr 26, 2011
Filed:
Nov 12, 2008
Appl. No.:
12/291597
Inventors:
Bart L. Trevillyan - Valley Springs SD, US
Tom Kotas - Sioux Falls SD, US
Brian E. Hardy - Sioux Falls SD, US
Allen C Larson - Sioux Falls SD, US
Assignee:
Alamo Group, Inc. - Seguin TX
International Classification:
A01D 34/53
US Classification:
56249, 56 119
Abstract:
A direct drive system for the rotating cutter shaft assembly in a flail mower includes a internally splined collar having a thermal interfitment within and welded attachment to a rotating shaft assembly. An externally splined shaft from a drive motor mounted to the flail mower housing fits into the internally splined collar to provide rotational force to the rotating cutter shaft assembly.

Bart Trevillyan Photo 3
Mower Ground Roller Assembly Mounting System

Mower Ground Roller Assembly Mounting System

US Patent:
2010011, May 13, 2010
Filed:
Nov 12, 2008
Appl. No.:
12/291655
Inventors:
Bart L. Trevillyan - Valley Springs SD, US
Brian E. hardy - Sioux Falls SD, US
Mark A. Otten - Crooks SD, US
Allen C. Larson - Sioux Falls SD, US
International Classification:
A01D 34/54, A01D 34/42, A01D 34/535, A01D 34/62
US Classification:
56252, 56229, 56249
Abstract:
A mounting system for a ground roller assembly to be used on a mower such as a flail mower including a stationary sleeve bearing positioned on mounting shafts extending from either end of the ground roller. The stationary sleeve bearing is positioned in a housing which is vertically positionably with respect to the mower housing. The stationary sleeve bearing is protected on either end from dirt and debris getting between the inside surface of the stationary sleeve bearing and the outside surface of the mounting shafts on either end of the ground roller.