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Patent No. 5719655

System for magnetically attaching templeless eyewear to a person

A system of eyewear that eliminates the need for hinges on the frames of the eyewear.

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Class 180/9.23 - With attendant station


Subclass of Class 180 - Motor vehicles
Definition: Motor vehicles provided with a seat or other support means
No. of patents: 30
Last issue date: 08/24/2010


NumberTitleIssue Date
7779940Vehicles and methods for handling materials
Disclosed are vehicles and methods for transporting materials. ...
08/24/2010
7363994Wheeled platforms
A wheeled platform 100 is disclosed, which is characterized by high mobility and reliability, and which can be used in a wide range of applications including transport and robotic devices. The wheeled platform 100 has fore and aft body portions 130,...
04/29/2008
7325265Advanced articulation system and mattress support for a bed
A bed including an articulation system is provided. The bed includes a frame and an actuator coupled to the frame. The bed further includes an arcuate member and a plurality of deck sections. The arcuate member is coupled to the actuator and one of the plurality of ...
02/05/2008
7316405Stair-climbing apparatus
An apparatus for climbing and descending stairs or other obstacles has three flexibly connected sections and a pair of crawler belt systems on opposite sides of the unit. Each of the crawler belt systems comprised of three crawler belts are driven by one of a pair o...
01/08/2008
7226137Stop pin for track tension assembly
A track tensioning assembly for a track laying vehicle. The track tensioning assembly includes an idler plate assembly coupled to a hydraulic actuator at a first end and coupled to a front idler assembly at a second end. The hydraulic actuator is configured to apply...
06/05/2007
7210750Crawler belt link grinding system and crawler structure
Vibration or the like is prevented for long-term use by normalizing, with operation continuing, a tread of a crawler belt link through grinding in an early stage where uneven wear such as corrugated wear occurs. With a crawler belt of a crawler vehicle wound, an abr...
05/01/2007
7204378Goods transshipment apparatus
A goods transshipment apparatus having a mobile substructure with a superstructure mounted so as to be rotatable relative to said substructure and having a driver's cab and engine compartment and a jib or jib system jointed to the superstructure wherein the superstr...
04/17/2007
7182166Footrest tuck mechanism
A wheelchair with a footrest that tucks as a power base on which the wheelchair seat is mounted rotates about an axis parallel to a surface. The rotation of the power base raises the height of the seat above the surface. The footrest, which is coupled to the support...
02/27/2007
7114602Multiple function luggage
A carry-on luggage includes a casing having wheels rotatably mounted on a side face of the casing to allow the casing to move freely, a first recessed area defined in the side face thereof and a second recessed area defined in a side face of the casing to communicat...
10/03/2006
7083013Self-leveling and balancing vehicle
A self-leveling and balancing vehicle composed of a base and a moving and driving mechanism installed on the base, the mechanism having two longitudinal moving seats installed on the guiding rails fixed on the base, a connecting frame extending to and connecting the...
08/01/2006
7077229Folding and portable electric scooter
A folding and portable electric scooter assembled from structural members including a body member, a cover member, a seat frame and handles. When the electric scooter is not in use, a user needs only employ three simple actions to facilitate rapid folding away of a ...
07/18/2006
7073220Bed siderail having a latch
A patient support including a frame, a mattress supported by the frame, and siderails supported by the frame. A latch member is configured to prevent vertical movement of the siderail. A latch position indicator is configured to provide an indication of the position...
07/11/2006
7055615Method of extinguishing fires
A method for subduing a fire (70) is disclosed. This method is performed by operating a jet turbine (20), having an exhaust (22), to direct the exhaust (22) into a moving front of the fire (72), generally against the movement of th...
06/06/2006
6691806Drive unit for a Track-laying vehicle
The invention concerns a drive unit for a tracked vehicle with a first and a second electric generator (6, 8) and with a first and a second internal combustion engine (10, 12), such that one generator (6, 8) can be driven respectively by one combustion en...
02/17/2004
6604590Battery powered, all-terrain vehicle for the physically challenged
A battery powered, all-terrain vehicle for the physically challenged comprises a battery powered transportation unit that allows a handicapped person to travel on otherwise inaccessible terrain....
08/12/2003
6571893Light vehicle for sporting and off-road biking
A vehicle for sporting and off-road driving includes a front and a rear component assembly and a joint arrangement. Each component assembly includes a plate mounted on a single flexible track and that is actuated by the single flexible track. The joint ar...
06/03/2003
6158535Mechanical track drive
An apparatus for powering the crawlers of a crawler vehicle. The apparatus comprises one or more hydraulic drive motors mounted on the vehicle, car body, a track drive gear box mounted on the crawler, and one or more mechanical drive shafts connected betw...
12/12/2000
6076620Agricultural machine
An agricultural machine with a loading area above the rear axle assembly, a driver's cabin between front axle and rear axle assembly, an engine within the front area of the vehicle and a front frame associated to the front axle assembly as well a rear fra...
06/20/2000
5622235Tracked vehicle
The invention is a small, maneuverable, tracked vehicle capable of being equipped with a tool such as, but not limited to, buckets, diggers, tree spades, trenching devices, and augers. The vehicle is small and light enough to enter and be used in places, ...
04/22/1997
5577567Stair climbing wheelchair
In order to provide safe and effective surface climbing and descending vehicles, the vehicle includes a base for supporting a platform to be maintained in a generally horizontal orientation. The mechanism automatically raises and lowers the platform as th...
11/26/1996
5568840Step floor for a small snowmobile
A pair of upright portions are provided on the opposite side portions of a floor on which a driver of a small snowmobile stands. A pad extends inwardly from an upper portion of each of the upright portions to securely hold the feet of the driver while mai...
10/29/1996
5431240Tracked vehicle
The invention is a small, maneuverable, self-propelled tracked vehicle equipped with a boom having a tool attached to an extendable section of the boom. The vehicle is small and light enough to enter and be used in places, such as residential yards, in wh...
07/11/1995
5305846Motorized trackboard
A motorized trackboard has a rear-mounted engine (4) which transmits rotary motion centrally to a rear-driven track (2) at each side of a trackboard platform (1). Different types of track, different types of gear means, different sizes and different human...
04/26/1994
4984648Motorized skiboard
A motorized skiboard includes a skiboard having a central opening with a drive belt mounted in said central opening and driven by a motor and encased and held in a drive belt housing. First and second foot mounts rest on said housing on either side of sai...
01/15/1991
4683969Dimensionally-adjustable straddle-type crop-working vehicle
A unitary-frame, straddle-type, crop-working vehicle with independent adjustability of straddle height, track width, and tool position is described. The vehicle features two lower tool-mounting arms and lateral and fore-and-aft adjustment to a center uppe...
08/04/1987
4679803Apparatus for maintaining stability of mobile land vehicles on sloping terrain
The present invention relates to mobile land vehicles having a boom assembly, and more particularly to vehicles used for felling and handling trees on steep mountainous terrain. The vehicle of this invention includes apparatus for providing multi-directio...
07/14/1987
4483407Variable configuration track laying vehicle
A vehicle has a pair of endless tracks each extending around a series of wheels arranged in a plane adjacent to one side of the vehicle body. One of the series of wheels on each side of the vehicle body is movable relative to the vehicle body to a selecte...
11/20/1984
4194584Variable terrain vehicle
A vehicle undercarriage includes a pair of track laying assemblies each provided with at least two pairs of wheels having an endless belt tread wrapped thereabout. Variation of the vehicle wheelbase is achieved upon actuation of an extend/retract device s...
03/25/1980
4174757Material ripping vehicle
A material ripping vehicle includes first and second traction units, and a frame having an upright pivot axis for steerably connecting the traction units. The second traction unit has a pair of spaced apart ground engaging members and a ripping apparatus ...
11/20/1979
4082155Wheeled undercarriage for snowmobiles
A four wheeled undercarriage is mounted to a snowmobile body having a tunnel from which the endless track drive assembly has been removed. The ski-mounting brackets of the snowmobile support the front end of the snowmobile body on a front axle bolster and...
04/04/1978
 
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