Robert C. Van deusen
Engineering at Chehalem Ave, Portland, OR
License number
Louisiana PE.0015043
Issued Date
May 6, 1975
Category
Civil Engineer
Type
Civil Engineer
Address
Address
3747 SW Chehalem Ave, Portland, OR 97201
Professional information
Dump Block For Dragline Bucket
US Patent:
4640496, Feb 3, 1987
Filed:
Apr 4, 1985
Appl. No.:
6/720301
Inventors:
Robert L. Van Hoomissen - Portland OR
Terry L. Briscoe - Portland OR
Don P. S. Barker - Portland OR
Terry L. Briscoe - Portland OR
Don P. S. Barker - Portland OR
Assignee:
ESCO Corporation - Portland OR
International Classification:
B66D 304
US Classification:
254415
Abstract:
A dump block is provided for a dragline bucket wherein a central cylinder is equipped with axially spaced side plates to provide a reeve-way for the dump rope, and a steel ring rotatably disposed about the cylinder having inner and outer plastic elements with the cylinder providing an oil reservoir for lubricating the inner plastic elements.
Wedge-Type Rope Socket Connection And Method
US Patent:
4561154, Dec 31, 1985
Filed:
Apr 26, 1984
Appl. No.:
6/604063
Inventors:
Terry L. Briscoe - Portland OR
Robert L. Van Hoomissen - Portland OR
Robert L. Van Hoomissen - Portland OR
Assignee:
ESCO Corporation - Portland OR
International Classification:
F16G 1104
US Classification:
24136K
Abstract:
A socket-wedge connection for wedge-type rope socket wherein a multi-part wedge is employed having one part collapsible, finding advantageous use, for example, in the lines employed with excavating equipment.