Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 7377739 | Jig assembly A jig assembly which includes a universal joint to enable three-dimensional movement of a workpiece or handling device attached thereto. The assembly is particularly useful for enabling translation and rotational movement of heavy machinery and components for servic... | 05/27/2008 |
| 7290777 | Cart for loading, transporting and storing an imaging media cartridge A transportable device, such as a cart, for transporting and elevating an imaging media cartridge into a press printer may include a base platform, first and second elevation members disposed thereon, a panel disposed between the first and second elevation members, ... | 11/06/2007 |
| 7210590 | Transportation cart primarily for use in an animal barn A transportation cart primarily for transporting deceased animals through the alleyways of a barn has a swivelling mast and boom mounted on the front section of a frame driven by powered wheels with a slide panel attached to the mast below the boom over which the ob... | 05/01/2007 |
| 7117962 | Articulated forklift truck An articulated forklift truck for use in narrow aisles comprises a front chassis section (10) having a first pair of ground-engaging wheels (20) and a rear chassis section (12) having a second pair of ground-engaging wheels (22). The fron... | 10/10/2006 |
| 7107710 | Mounting bracket for side blade A frontward blade mounting bracket, for connecting the front end of a side blade to a vehicle side adjacent a road surface, includes a spacer and an elongate guide member. The spacer has opposed first and second spacer ends. The first spacer end is pivotally connect... | 09/19/2006 |
| 6945745 | Industrial truck with a device for moving a lifting frame An industrial truck has a chassis (1), a lifting frame (5), a load holding device (10) that can move vertically along the lifting frame (5), and at least one movement device to move the lifting frame (5) relative to the chassis ( | 09/20/2005 |
| 6116843 | Fork lift truck, adapted to be loaded on the rear of a carrying vehicle A fork lift truck, adapted to be loaded on the rear of a carrying vehicle includes a chassis 1 bearing at least one power driven and steering rear wheel 8 and two fixed direction front wheels 16, 17. The front portion 2 of the fork lift truck that include... | 09/12/2000 |
| 5797557 | Apparatus, systems and methods for transporting a cylindrical package Apparatus and systems for transporting a generally cylindrical package include: (a) a frame including a support device having at least one compressible support member and a pivot device for pivoting the support device about a generally vertical axis, the ... | 08/25/1998 |
| 5791862 | Suspension support device for an outer wall working machine A suspension support device is provided movably on the upper surface of a building for suspending, by means of ropes, an outer wall working machine having fitting and moving members which can be fittedly engaged in a pair of guide grooves formed verticall... | 08/11/1998 |
| 5613825 | Wheelchair lift apparatus A wheelchair lift mechanism adapted for use particularly in the accessway of a train car is disclosed which comprises a generally planar collapsible platform assembly for receiving a wheelchair and its occupant thereon; a lift mechanism for lifting and lo... | 03/25/1997 |
| 5599155 | Attachment for industrial trucks An attachment for industrial trucks, especially lift trucks, is designed as a multi-articulated lever mechanism (11), preferably as a three-hinge arm. This is articulated to a support plate (1), which can be locked and/or fixed in a bracket of the industr... | 02/04/1997 |
| 5312219 | Narrow aisle lift truck A forklift truck has front and rear wheeled sections coupled by a central pivot. The wheels of the rear section are driven independently of one another. In order to prevent tire scrub when the two sections are in an extreme position in which the center of... | 05/17/1994 |
| 5208753 | Forklift alignment system A digital computer based power control system for automatically aligning a first, moveable object with a second, fixed object to aid a human operator in effecting contact or engagement of the first object with the second object in a precise manner. A came... | 05/04/1993 |
| 5073077 | Multi-directional lifting and handling attachment for a boom-type vehicle This apparatus relates to an attachment to the boom of a boom-type vehicle for lifting and supporting a panel assembly of the type having a panel and a purline. The purline is securely attached to the panel and disposed at an angle thereto. The attachment... | 12/17/1991 |
| 4971155 | Assembly line potato harvester A potato harvester having cooperative elements serving the functions of prividing an overall frame for the harvester with wheels for locomotion. A de-vining system utilizing a de-vining chain running between large top roller and a smaller bottom roller a ... | 11/20/1990 |
| 4692085 | Material handling system A vehicle has a steerable subframe articulated to the remainder of the vehicle, a set of lifting forks projecting forwardly from the subframe and supported thereon by a linkage permitting lifting, tilting and lateral movement of the forks, and a counterwe... | 09/08/1987 |
| 4690609 | Truck loading apparatus A beverage truck having unique unloading and loading apparatus. The apparatus, which may be mounted to an existing beverage truck, or built into one as original equipment, has a framework at the front and back of the truck body which supports a track that... | 09/01/1987 |
| 4669943 | Wheelchair for transferring occupant to motor vehicle A wheel chair is provided which is adapted to permit the chair to be separated from the wheeled chassis so that the chair may be positioned on a seat of an automobile. The wheeled chassis provides support for the chair on the side of the chair so that the... | 06/02/1987 |
| 4595331 | Automated railcar loader and method Disclosed is a system for automatically loading a transport vehicle with unit loads by automatically moving the unit loads from a predetermined loading position to prescribed positions in the transport vehicle. The present invention uses a loading vehicle... | 06/17/1986 |
| 4541769 | Stacker crane fork mounting system A mounting system for stacker cranes designed for handling materials in warehouse storage racks which system includes a depending cylindrical crane supporting post member carried by a suitable overhead track and carriage support structure for permitting t... | 09/17/1985 |
| 4538954 | Stacker crane having narrow mast structure The invention relates to a stacker crane comprising an upright rigid mast rotatably connected at its upper end to a horizontally movable trolley, an intermediate mast that is vertically movable relative to the rigid mast, and a load supporting carriage gu... | 09/03/1985 |
| 4439102 | Material handling apparatus Use of a laterally-shiftable C-shaped frame which supports an auxiliary mast above its upper and lower extremities allows a lift truck to handle wider loads in a given aisle width, and decreases bending moments and inertial forces.... | 03/27/1984 |
| 4236862 | Material handling apparatus Provision of an auxiliary mast which is tiltable, as well as being laterally shiftable and rotatable about a vertical axis, allows loads to be handled without the top of the mast damaging previously-stored loads or limiting fork entrance into a storage ra... | 12/02/1980 |
| 4033471 | Lift truck The mast of a lift truck has upper and lower pinions cooperating with upper and lower racks respectively. The upper pinion has more teeth than the lower pinion for causing the mast to tilt and thereby compensate for the deflection effect of the load on th... | 07/05/1977 |
| 3993166 | Overload signalling system for fork lift trucks and the like An electrical alarm system, which responds to improper and/or unsafe loading of a fork-lift truck or other load-sustaining apparatus equipped with a suitable sensing transducer, is controlled by a high-gain electronic differential switch whose comparisons... | 11/23/1976 |
