Patents for B62K 13 - Cycles convertible to, or transformable into, other types of cycles or land vehicles (1,539)
04/1996
04/04/1996DE4436211A1 Bicycle with two=part frame
03/1996
03/27/1996CN2223243Y Combined three-purpose tricycle
03/27/1996CN2223242Y Multi-purpose bicycle
03/21/1996DE19531503A1 Bicycle adaptor for towing smaller bicycle
03/19/1996US5499689 Motorcycle conversion rear axle mounting system
02/1996
02/21/1996EP0696977A1 Towing device for two- or three-wheel vehicles
01/1996
01/31/1996CN2218696Y Detachable multifunction bicycle
01/30/1996CA2129201A1 Multicycle
01/04/1996DE4422510A1 Bicycle trailer for child
12/1995
12/20/1995EP0687623A1 Vehicle equipped with wheels and catepillar tracks for use on hard ground and on snow coverred ground
12/20/1995CN2215448Y Combined domestic vehicle for travelling
12/12/1995US5474146 Snow vehicle
11/1995
11/28/1995US5470088 Bicycle trailer hitch assembly and bicycle trailer incorporating same
10/1995
10/26/1995DE19514028A1 Foot operated scooter=type vehicle
10/25/1995CN2210844Y Multi-purpose vehicle
10/17/1995US5458213 Fully adjustable motorcycle
10/03/1995US5454578 Bicycle towing apparatus
09/1995
09/13/1995CN2207331Y Multifunctional combination domestic trolley
09/08/1995WO1995023727A1 Tricycle swing arm assembly
08/1995
08/24/1995DE4407471A1 Constant geometry adjustable frame for bicycle ergometer
07/1995
07/19/1995CN1105328A Multipurpose tricycle made by reforming bicycle
07/18/1995US5433466 Cycle attachment for mounting oversize wheels
07/05/1995CN1104599A 多功能自行车 Multifunction Bicycle
06/1995
06/13/1995US5423559 Snow cycle
06/11/1995CA2111625A1 Kit for converting a motorcycle to a tricycle
06/01/1995WO1995014602A1 Ski fixing device for mounting on muscular power-driven or motor-driven two-wheel vehicles
05/1995
05/18/1995DE4339231A1 Tandem bicycle with divided frame
05/10/1995CN2196592Y Folding-type bicycle convertable to tricycle
04/1995
04/25/1995CA2065624C Blind folks mobile (bfm)
04/19/1995CN2194858Y Bicycle
04/13/1995WO1995009761A1 Method of coupling bicycles to one another
03/1995
03/22/1995CN2192540Y Free tricycle with two-person pedal
02/1995
02/14/1995US5388393 Bicycle powered mower
01/1995
01/18/1995EP0634318A1 Foldable bicycle frame
12/1994
12/21/1994CN2185717Y Improved combined tricycle
12/13/1994US5372371 Apparatus and methodology for temporarily converting single bicycles into a bicycle built for two
11/1994
11/24/1994WO1994026580A1 Towing device for two- or three-wheel vehicles
11/16/1994CN2182779Y Tricycle for aged persons with double driven mechanism
11/02/1994CN2181457Y Folding tricycle
11/01/1994US5360225 Foldable bicycle frame
10/1994
10/06/1994DE4410813A1 Amphibian, pedal-driven land- and watercraft
09/1994
09/22/1994DE4308414A1 Bicycle which slides over snow
09/21/1994CN2177663Y Double-body bicycle with light weapon shooting support
09/21/1994CN2177661Y Multifunctional combined children's tricycle
09/14/1994CN2176959Y Quick folding combined multifunction bicycle
09/06/1994US5344171 Wheeled vehicle for carriage of children convertible between jogging and bicycle trailer configurations
08/1994
08/30/1994US5342074 Dual recumbent vehicle
08/24/1994CN2175171Y Multi-function cycle for tourist
08/03/1994CN2173203Y Front wheel driving and controlling adjustable box type multi-function bicycle
07/1994
07/07/1994DE4244593A1 Fun bicycle made from two machines
07/06/1994CN2170906Y Multipurpose bicycle for child
06/1994
06/30/1994DE4244206A1 Coupling system for linking two bicycles
04/1994
04/27/1994CN2163127Y Multifunction tricycle
04/13/1994CN2161548Y Folding bicycle
04/13/1994CN2161546Y Bicycle
04/13/1994CN2161545Y Combined tricycle
04/06/1994CN2160605Y Combined horizontal quadricycle
03/1994
03/31/1994DE4232592A1 Collapsible bicycle-frame with adjustable-angle struts - incorporates telescopic lockable struts clamped against supporting balls at joints
03/03/1994DE4228252A1 Device for connecting adult bicycle to one for children - uses connecting bar on saddle support of bigger bicycle releasably coupled to smaller one which runs on rear wheel only
02/1994
02/23/1994CN1082500A Multifunctional vehicle for daily use
02/16/1994CN2156114Y Multi-function single-wheel health care vehicle
02/01/1994US5282639 Folding tandem bicycle
12/1993
12/09/1993WO1993024359A1 Bicycle
11/1993
11/24/1993CN2147171Y Tricycle reassembling from bicycle
11/24/1993CN1078696A Blind folds mobile
11/17/1993CN2146418Y Variable-assembly bicycle
11/09/1993CA2019471C Child powered bicycle trailer
10/1993
10/28/1993WO1993021054A1 Multicyclist vehicle
10/28/1993DE4213211A1 Fun bike trio assembly - consists of one bicycle at front, connected via trailer coupling to two bicycles behind it
08/1993
08/17/1993US5236060 Three-wheel vehicle and conversion kit
08/04/1993EP0553901A1 Motorcycle having body height adjusting mechanism
06/1993
06/29/1993US5222348 Bicycle powered mower
06/23/1993CN2136794Y Multifunction combined bicycle
06/02/1993EP0544649A2 Motorcycle having body height adjustor
05/1993
05/05/1993CN2131778Y Bicycle-tricycle speed conversion device
04/1993
04/28/1993CN2130749Y Portable multifunctional folding tricycle
04/20/1993US5203424 Chain adjusting device for vehicles
04/17/1993CA2053546A1 Bicycle trailer
04/13/1993US5201384 Motorcycle having body height adjusting mechanism
03/1993
03/31/1993EP0534574A2 Motorcycle body height adjusting mechanism
03/31/1993CN2128922Y Multi-function bicycle
03/16/1993US5193831 Bicycle powered go-cart
03/10/1993EP0530930A2 Motorcycle body height adjusting mechanism
02/1993
02/10/1993CN2126844Y Changable join apparatus of attached the third wheel for bicycle
01/1993
01/05/1993US5176395 Wheeled vehicle for carriage of children convertible between jogging and bicycle trailer configuration
12/1992
12/30/1992CN1067412A Universal, simple bike frame
12/02/1992CN2123487U Four-wheel cart capable of separating into two low saddle bicycle
11/1992
11/25/1992CN2122818U Sidetricycle
11/19/1992DE4115736A1 Four-wheel machine constructed from two bicycles - has adaptors with sockets to receive cross-members to connect bicycles and front wheels connected to give synchronised steering
10/1992
10/28/1992CN2120072U Folding multipurpose bicycle
09/1992
09/02/1992EP0501385A1 Frame particularly for bicycles
08/1992
08/13/1992DE4103713A1 Trailer frame for two=wheeled vehicles - has frame of main tubes, connection tubes and carrier frame
08/12/1992CN2112580U Multifunctional folding bicycle
07/1992
07/08/1992CN2109354U Two-purpose tricycle
07/08/1992CN2109353U Assembling type tricycle
05/1992
05/26/1992CA1301664C Convertible personal vehicle having a take-apart frame
04/1992
04/08/1992CN2101017U Combined connector of two person bicycle
04/07/1992US5102153 Snow cycle attachment for a bicycle frame
04/07/1992US5101923 Motorcycle having body height adjusting mechanism
03/1992
03/18/1992CA2051316A1 Snow cycle attachment for bicycle frame
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