Locking mechanism for self-propelled tandem axle trailer
AssigneeNew Heights, LLC
InventorsAaron Jay Beiler, William Fisher, Raymond Beiler, Jeremiah Weaver
Life of this patent
Estimating the term…
Abstract
A trailer for towing by a power vehicle is provided and generally includes a frame and a tandem wheel assembly. The trailer is provided with a drive assembly having a locking mechanism to selectively engage the drive from the motor to the wheels of the trailer. The locking mechanism having a reciprocating pushing member that may push an urging member to act upon a flanged driveshaft to selectively engage a clutch of the drive assembly.
Claims23
A locking mechanism for selectively engaging a drive assembly of a self-propelled trailer, the locking mechanism comprising:
- a pushing member having a sliding seal, and a detent, the pushing member configured to reciprocate between a first position and second position;
- a pushing member receptacle configured to receive the pushing member, and providing a fixed seal and first and second ports;
- an urging member secured at one end by a pivot pin, and having a roller capable of at least partially residing within the detent of the pushing member while in the second position, the roller secured to the urging member;
- the urging member being normally biased in a first direction, and moved in a second direction by the pushing member, such that the roller resides at least partially within the detent, while the urging member is pushed in the second direction, the urging member having a free end configured to urge a lateral movement of a flanged driveshaft to disengage a clutch of the drive assembly, while the urging member is moved in a second direction.
A trailer for towing by a power vehicle, comprising:
- a frame forming an undercarriage chassis;
- a tandem wheel assembly positioned under the undercarriage chassis and having a rear wheel assembly and a front wheel assembly, each of the front and rear wheel assemblies comprising a wheel assembly frame, and first and second hub assemblies, each comprising a drive assembly including a motor, transmission, driveshaft, selectively engageable clutch and locking mechanism, and a hub;
- and
- an extension assembly moving the front wheel assembly between trailing position and a self-propelled position where the rear wheel assembly and the front wheel assembly are positioned to equally support the undercarriage chassis.
Dependencies are inferred from the claim text.