Class 280/273 - Plural occupant

Subclass of Class 280 - Land vehicles
Definition: Vehicles which are designed to support and be steered by
No. of patents: 22
Last issue date: 07/31/2007

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Number	Title	Issue Date
7249779	Convertible stroller/tricycle A vehicle for carrying a child that is pushed along by one walking, jogging, or running, steerable with handlebars, and convertible from a push stroller to a rideable, operator-powered tricycle. The stroller converts from a stroller pushable from a back end to a tri...	07/31/2007
7039503	Vehicle occupant detection apparatus providing status information concerning occupant of vehicle seat A vehicle occupant detection apparatus having a plurality of load sensors located to produce analog signals indicative of the presence/absence of a seat occupant and the type of seat occupant (adult or child), in which the analog signals are supplied to an occupant ...	05/02/2006
6644677	Ergonomic tandem bicycle A ergonomic tandem bicycle suitable for riders with some limited physical capabilities. The ergonomic tandem bicycle includes an elongated frame with an angled steering column attached to the front portion that positions the front wheel substantially in f...	11/11/2003
6092838	System and method for determining the weight of a person in a seat in a vehicle A system for detecting the weight of a person seated in a vehicle seat includes a pair of load sensor beams. Each load sensor beam has an intermediate section extending between a pair of opposite end sections. The opposite end sections of the load sensor ...	07/25/2000
5785335	Trailer cycle A trailer cycle (10) includes a trailer cycle frame (52) having a main tube (54) which extends toward the lead cycle (12). A hitch mechanism (14) is located between the lead cycle and the trailer cycle. A lead-cycle hitch portion (34) is joined to the lea...	07/28/1998
5503419	Close-coupled tandem bicycle A close-coupled tandem bicycle is described with a shorter wheelbase than a standard tandem bicycle and with the front and rear riders positioned closer together for easier communication and interaction between them. Two pedal cranks drive the rear wheel ...	04/02/1996
5377557	Cushioned mount for bicycle handlebars A mount for bicycle handlebars that is fitted with an elastic element to deaden the stresses transmitted by the front wheel and fork to the handlebars and so also to the arms of the cyclist. The mount is divided into two parts connected by an elastic elem...	01/03/1995
5372371	Apparatus and methodology for temporarily converting single bicycles into a bicycle built for two An improved apparatus and method for converting two single rider bicycles into a tandem tricycle is provided through means of extending the rear axle of the front bicycle of the tandem by rear axle extenders. The rear axle extenders are in line with the r...	12/13/1994
5326121	Human powered four wheel on/off road vehicle A safe, efficient, human powered vehicle for on and off road use. The preferred embodiment has four wheels and seats two operators side by side. The vehicle incorporates several features which drastically reduce the energy required to propel such a vehicl...	07/05/1994
5215322	Dual and single seat composite bicycle frames and fabrication methods therefore A generally hollow bicycle frame of resin impregnated fibrous material having a main tubular beam and cross tubular portions as required by single seat and dual seat bicycle frames. At the rearmost end of the main tubular beam is a cross tubular portion p...	06/01/1993
5154096	Guidance apparatus for bicycle training Guidance apparatus for bicycle training allowing supervising adult to control the balance of inexperience bicycle rider, comprising a elongated tubular shaft having a top and bottom end, said bottom end including means to fixedly secured the latter to the...	10/13/1992
5076598	Belt support system for vehicle passengers A belt support system is provided to assist in securing and supporting a passenger on a vehicle seat, immediately in front of a rider sitting on the main vehicle seat. A first belt to be worn by the rider incorporates a pair of coupling members attached t...	12/31/1991
5052704	Auxiliary seat for bicycles An auxiliary seat for bicycles of elongated, generally cylindrical shape and having a slot running lengthwise of the seat body. The slot opens at its lower end through the material of the body and has a closed upper end, within the interior of the seat bo...	10/01/1991
4600206	Device for transforming cycles or similar into multiple capacity vehicles for more occupants A single rider bicycle is adapted to be transformable to a two rider bicycle, and comprises a stationary tubular framework structure and an extendible tubular framework structure. The structures are telescopically coupled. The stationary structure include...	07/15/1986
4491337	Folding bicycle This invention relates to an improvement in men's and ladies' folding and tandem bicycles. The improvement provides commonality of structural and mechanical means and commonality of configuration components between a men's and ladies style bicycle, and ta...	01/01/1985
4458908	Tandem tricycle A tandem tricycle is easily constructed from standard bicycles by removing the front wheel and fork of the rear bicycle, placing an adapter on the frame of the rear bicycle, and mounting the adapter to the rear of the leading bicycle. The adapter allows t...	07/10/1984
4093258	Multipassenger pedal vehicle A multipassenger pedal vehicle comprising at least two rear drive assemblies, each having a conventional design and including a triangularly shaped frame, a rear wheel, a seat, and a pedal assembly. The rear drive assemblies are interconnected in a side-b...	06/06/1978
4070032	Four wheel pedal driven vehicle A four wheel, pedal driven vehicle particularly adapted for two persons seated in tandem, wherein each person alone or together can operate the vehicle by pedaling and steering. The vehicle comprises a unitary frame, a front spindle yoke assembly in combi...	01/24/1978
4002351	Folding bicycle This invention relates to an improvement in folding girl's and tandem bicycles. The improvement expands the capability of bicycle folding means into girl's and tandem model configurations and provides a commonality of construction which can be incorporate...	01/11/1977
3964564	System for training motorcycle operators S system for training motorcycle operators. A conventional motorcycle carries a seat capable of accommodating a student in front of an instructor. The student operates the conventional handlebars and an additional set of handlebars is provided between the...	06/22/1976
3954283	Tandem tricycle A three-wheeled vehicle or tricycle having an elongated frame mounting an auxiliary tricycle seat behind an operator's seat with handle bars and pedals for the auxiliary seat which are not connected to tricycle wheels for providing an auxiliary simulated ...	05/04/1976
3935916	Dual control system for motorcycle instruction A safety device particularly for motorcycle instructors having a rear seat braking control that can be operated independently of the main foot lever type motorcycle brake. In addition, a motor cut-off switch can be employed to operate simultaneously with ...	02/03/1976

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Class 280/273 - Plural occupant