Apparatus for extending the frame of a tractor

Patent · Tue Jul 14 04:00:00 EDT 1987

OSTI ID:6298036

Bulmahn, G L

This patent describes an apparatus for extending the frame of an agricultural tractor adapted for pulling farm implements for adaptation to ridge or till farming. The tractor includes a set of rear wheels, a frame, a set of front wheels, and an engine mounted between the front and rear wheels, the apparatus comprises: a longitudinal extension frame; extension frame attaching means connected to the extension frame for attaching to tractor frame along with removal of the tractor front wheels; pivoting means secured to the extension frame to enable pivoting of at least a portion relative to the tractor frame about a substantially vertical axis; front wheel attaching means for attaching at least two front wheels to the extension frame; a hydraulically operated steering apparatus operably secured to the front wheels and to the extension frame pivoting means; hydraulic fluid hose extension means for connecting the tractor hydraulic steering control means to the hydraulic steering apparatus; and a three point hitch connected for attaching an agricultural implement at a position intermediate the front wheel.

• Assignee: NOV; NOV-87-070697; EDB-87-140026
• Patent Number(s): US 4679634
• OSTI ID: 6298036
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330601* -- Vehicle Design Factors-- Body & Chassis
AGRICULTURE
CONDUCTOR DEVICES
CONNECTORS
CONTROL EQUIPMENT
DESIGN
ELECTRICAL EQUIPMENT
EQUIPMENT
FARM EQUIPMENT
FASTENERS
HOSES
HYDRAULIC CONTROL DEVICES
INDUSTRY
MECHANICAL STRUCTURES
MODIFICATIONS
NAVIGATIONAL INSTRUMENTS
RETROFITTING
SUPPORTS
TRUCKS
VEHICLES
WHEELS