U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 6049912

Mountable Printable Placard With Headband

A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Assignee: Crown Equipment Corporation


Location: New Bremen, OH
No. of patents: 77

1    
NumberTitleIssue Date
8172033Materials handling vehicle with a module capable of changing a steerable wheel to control handle position ratio
A materials handling vehicle is provided comprising: a frame comprising an operator's compartment; wheels supported on the frame, at least one of the wheels being a steerable wheel; a steer-by-wire system associated with the steerable wheel to effect angular movemen...
05/08/2012
8131422Slip control for a materials handling vehicle
A vehicle is provided comprising: a main body; a plurality of wheels coupled to the main body; a traction motor associated with the main body and coupled to at least one of the wheels for driving the one wheel; control apparatus coupled to the traction motor and gen...
03/06/2012
8108989Manufacturing cell and elements of the cell
A manufacturing cell has a plurality of stations arranged in two rows having a main aisle therebetween. Each of the plurality of stations has a station-aisle interface that provides an interaction area to the main aisle. The manufacturing cell also comprises a plura...
02/07/2012
8104583Materials handling vehicle with improved visibility
A materials handling vehicle is provided comprising a power unit, a mast assembly and a fluid supply system. The mast assembly is coupled to the power unit. The mast assembly comprises a weldment, a movable element and a ram/cylinder assembly coupled to the movable ...
01/31/2012
8072309Systems and methods of remotely controlling a materials handling vehicle
A supplemental control system for a materials handling vehicle comprises a wearable control device, and a corresponding receiver on the materials handling vehicle. The wearable control device is donned by an operator interacting with the materials handling vehicle, ...
12/06/2011
D649322Counterweight for a fork lift truck
11/22/2011
8060400Fleet management system
Systems of hardware and software are provided for enabling mobile assets to communicate across a wireless network environment. Systems, computer-implemented methods and computer program products are also provided for leveraging wireless communication and/or processi...
11/15/2011
7980352Materials handling vehicle having a steer system including a tactile feedback device
A materials handling vehicle is provided comprising a frame comprising an operator's compartment, wheels supported on the frame, at least one of the wheels being a steerable wheel, and a steer-by-wire system associated with the steerable wheel to effect angular move...
07/19/2011
D640855Reach truck
06/28/2011
7845657Quick change load wheel assembly
A load wheel assembly for a materials handling vehicle includes first and second spaced side members, at least one rotatable roller extending between the first and second side members and a retainer for holding the roller in the side members. An interface structure ...
12/07/2010
7871117Seat deck assembly or compartment cover for a materials handling vehicle
A materials handling vehicle is provided. The vehicle comprises a main body, a seat deck assembly including an operator seat, and structure for movably mounting the seat deck assembly to the main body. The seat deck assembly moves relative to the main body along a v...
01/18/2011
7870919Materials handling vehicle
A materials handling vehicle is provided comprising a frame including a longitudinal centerline and an operator compartment; first and second front wheels coupled to the frame; a rear steer wheel assembly coupled to the frame; mast apparatus coupled to the frame and...
01/18/2011
7849955Materials handling vehicle having a steer system including a tactile feedback device
A materials handling vehicle is provided comprising: a frame comprising an operator's compartment; wheels supported on the frame, at least one of the wheels being a steerable wheel; a steer-by-wire system and control apparatus. The steer-by-wire system is associated...
12/14/2010
7849951Materials handling vehicle having at least one controller coupled to a front wall of a frame
A materials handling vehicle is provided comprising a frame including structure for defining an operator compartment and structure for defining a battery compartment; first and second front wheels coupled to the frame; a rear steer wheel assembly coupled to the fram...
12/14/2010
7823961Suspended floorboard
A materials handling vehicle is provided comprising: a frame; a set of wheels supported on the frame to allow the materials handling vehicle to move across a floor surface; a rider compartment located within the frame for receiving an operator; and an operator suppo...
11/02/2010
7793979Operator backrest and knee support pad for a materials handling vehicle
An operator backrest in combination with a materials handling vehicle is provided. The backrest may comprise a primary support pad and gripping structure located in at least one side portion of the primary support pad. The gripping structure may be substantially eve...
09/14/2010
7740259Movable step for a materials handling vehicle
A materials handling vehicle is provided comprising a frame including an operator compartment having at least one entrance and a floorboard. The vehicle further comprises at least one step capable of being positioned across the entrance a spaced distance from the fl...
06/22/2010
7726745Adjustable armrest mechanism for a materials handling vehicle
An adjustable armrest mechanism is provided, which is adapted to be coupled to a vehicle frame. The armrest mechanism comprises a base fixed to the vehicle frame, armrest apparatus movably coupled to the base such that the armrest apparatus pivots about a virtual pi...
06/01/2010
7681963Braking system for a lift truck
A braking system for a lift truck performs all service braking using truck traction drive motors. Mechanical, spring applied, electrically released brakes are coupled to wheels on opposite sides of the truck with the mechanical brakes applying unequal braking forces...
03/23/2010
D608522Side entry pallet truck
01/19/2010
D608521Rear entry pallet truck
01/19/2010
D608075Power unit for a pallet truck
01/12/2010
D608074Foldable platform pallet truck
01/12/2010
7610977Lift truck having hydraulically separate main frame and power unit assembly
A lift truck is provided comprising: a power unit assembly comprising a power unit base, a wheel coupled to the base, and a system for driving the wheel; and a main frame assembly detachably connected to the power unit assembly. The main frame assembly comprises a m...
11/03/2009
7544037Pallet clamping device
A pallet clamping device is mounted between forks of a material handling vehicle. The device clamps to a stringer of a pallet using a pair of horizontally moveable jaws. The jaws are resiliently forced toward one another for clamping a stringer so that a clamped pal...
06/09/2009
7543877Materials handling vehicles having seats with pivoting backrests
A compressive member is used to bias a seat backrest into a predetermined position, generally upright as illustrated, relative to a seat base with the compressive member deforming to enable the seat to be pivoted by the application of force to the backrest. When use...
06/09/2009
7520567Systems and methods for seat repositioning
A vehicle seat arrangement is provided for a working vehicle comprising an operator's seat having an adjustable feature. A first control element is arranged such that a first work operative position is defined. A seat adjusting element is further provided for enabli...
04/21/2009
7497505Suspended floorboard
A materials handling vehicle is provided comprising: a frame; a set of wheels supported on the frame to allow the materials handling vehicle to move across a floor surface; a rider compartment located within the frame for receiving an operator; and an operator suppo...
03/03/2009
D585623Materials handling vehicle
01/27/2009
D580124Reach lift truck
11/04/2008
D579621Reach lift truck
10/28/2008
D576775Counterweight for a fork lift truck
09/09/2008
D571522Power unit for a fork lift truck
06/17/2008
D571073Fork lift truck
06/10/2008
D571074Overhead guard for a fork lift truck
06/10/2008
7374004Industrial vehicle with shaped battery
An industrial vehicle includes a battery that is shaped to expand or otherwise modify the space available within an operator's compartment. As a result, operator accommodations may be satisfied within the space requirements of the vehicle. The present invention furt...
05/20/2008
7350866Seat repositioning device with release on control handle
Seat repositioning systems for vehicles comprise an operator's seat having a seat bottom and optionally, a seat back, where the operator's seat further comprises an adjustable characteristic, such as seat rotation, seat height adjustment, tilt, or X-Y position. A se...
04/01/2008
7347299Rotating and/or swiveling seat
An operator's compartment for an industrial vehicle comprises a platform floor, an operator's seat, at least one presence sensing device and a control module. The operator's seat has a base structure coupled to the platform floor and an operator support coupled to t...
03/25/2008
D565270Walkie stacker lift truck
03/25/2008
7344000Electronically controlled valve for a materials handling vehicle
A materials handling vehicle is provided comprising: a base; a carriage assembly movable relative to the base; at least one cylinder coupled to the base to effect movement of the carriage assembly relative to the base; and a hydraulic system to supply a pressurized ...
03/18/2008
1    
 
Sign InRegister
Username  
Password   
forgot password?