Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 7926824 | Roller skate braking system A roller blade having a frame, at least two rolling systems and a braking system. The frame has a plate on which the rolling systems and a foot blocking device are mounted in line. The braking device includes a braking component. The plate has two portions, one of w... | 04/19/2011 |
| 7367556 | Sheet-handling apparatus A sheet-handling apparatus includes a base, a second motor and a sheet-fetching assembly driven by the second motor. The sheet-fetching assembly has a passive gear and a floating gear. When the passive gear rotates, the floating gear revolves around the passive gear... | 05/06/2008 |
| 7367568 | Four wheel mechanical brake system for inline skates A mechanical brake system for inline skates that utilizes all four wheels for braking. The brake is applied by the skater straightening the leg, or both legs if there are brakes on both skates, to a predetermined adjustable position. This causes the adjustable and s... | 05/06/2008 |
| 7367569 | Roll sliding device The invention relates to a roll sliding device comprising a frame, wheels mounted thereon and a shoe or the like for the user's foot, whereby the shoe or the like is pivotably mounted on the frame in relation to a pivoting axle placed in parallel with the axles of t... | 05/06/2008 |
| 7314223 | Brake device and wheel assembly for skateboards A skateboard includes a deck and a plurality of trucks connected to an underside of the deck. Each truck includes two shafts and two wheels are rotatably connected to the two shafts. At least one active device is connected to a top of the deck and controlled by user... | 01/01/2008 |
| 7163210 | Training device for wheeled vehicles In accordance with one embodiment of the present invention there is provided a vehicle with a training device for use on a skateboard. The training device includes an assembly disposed about one of a plurality of axles of the skateboard. The assembly has a transfer ... | 01/16/2007 |
| 6955360 | In-line roller skate braking mechanism A braking mechanism for a skate, such as an in-line roller skate, has at least one braking wheel disposed transverse to the skate boot. The braking wheel operates a piston which displaces liquid from a piston housing when the piston is caused to travel within the pi... | 10/18/2005 |
| 6948723 | Inline skate brake A brake assembly for inline skates. The brake assembly has a braking roller which is turned by one or more of the wheels of the inline skate when the roller is in a braking position. The braking roller then expands outwardly and causes its outer surface to rub again... | 09/27/2005 |
| 6536784 | Braking device particularly for roller skates A braking device for skates having a shoe composed of a quarter which is articulated to a shell which is associated with a supporting frame for two or more wheels. The device has a traction element which operatively connects the quarter to lever system wh... | 03/25/2003 |
| 6412792 | Braking system for in-line skates Apparatus and method for simultaneously applying braking forces to two spaced apart rotating in-line roller skate wheel assemblies.... | 07/02/2002 |
| 6283481 | Braking control device, particularly for skates A braking control device for skates including a shoe having a toe portion at a forward location and a heel portion at a rearward location, and a pivoting quarter, and the shoe being connected with a chassis having a plurality of wheels at least one of whi... | 09/04/2001 |
| 6254109 | Anti-lock braking system for rollerblades An anti-lock braking system for in-line skates comprises a brake shoe adjacent each wheel of the skates. A skate boot has an articulated cuff for initiating braking action when the cuff is pivoted in a backward or forward direction as selected. Pivoting t... | 07/03/2001 |
| 6164668 | Hydraulic brake for an in-line skate A braking system for a pair of in-line roller skates having a housing with a plurality of rollers located one behind the other along a line of directional travel of the skate from a front end to a rear end. First and second rotors are secured to at least ... | 12/26/2000 |
| 6152459 | In-line roller skate An in-line roller skate including a soft pliable, and comfortable shoe body having structural foot support components positioned in selected strategic areas such as the ball, heel and ankle areas. The shoe body may be made of a material that allows air ci... | 11/28/2000 |
| 6131920 | Braking control device, particularly for skates A braking control device for skates including a shoe having a toe portion at a forward location and a heel portion at a rearward location, and a pivoting quarter, and the shoe being connected with a chassis having a plurality of wheels at least one of whi... | 10/17/2000 |
| 6089579 | Braking device particularly for skates A braking device for skates including an item of footgear composed of a quarter articulated to a shell in turn associated with a supporting frame for one or more wheels. A rod member is articulated to a plate having a slot for the sliding and pivoting of ... | 07/18/2000 |
| 6065761 | In-line roller skate equipped with a brake acting on the wheels The brake is constituted by a cylindrical body (18) mounted rotatably and movably radially to its axis (17) in relation to the chassis (1) of the skate so as to come into contact with the two rear wheels (4, 5) on backward flexion of the leg. The cylindri... | 05/23/2000 |
| 6053511 | Non-postural change two feet braking for roller skates A roller skate provided with a brake mechanism operable when the foot or feet of the skater inside the boots are arctuated to an arch from the normal straight position inorder to effect braking. The braking system allows the skater to perform a single foo... | 04/25/2000 |
| 6047974 | Braking device particularly for skates Braking device, particularly usable for skates including a shoe composed of a quarter which is articulated to a shell which is in turn associated with a frame for supporting two or more wheels. A brake is rotatably associated with the quarter and selectiv... | 04/11/2000 |
| 6039330 | Braking system for in-line skates Apparatus and method for simultaneously applying braking forces to two spaced apart rotating in-line roller skate wheel assemblies.... | 03/21/2000 |
| 6024365 | Braking device particularly for skates Braking device, particularly for skates that comprise a shoe composed of a quarter articulated to a shell associated with a frame whereto two or more wheels are pivoted. A rod member is connected to the quarter and is slidingly associated at a seat that a... | 02/15/2000 |
| 6024356 | Drive power transmission A drive power transmission system located between a paper feed roller and a motor for transmitting a drive power to the paper feed roller from the motor only when a load acting on the paper feed roller in a direction opposite a rotating direction of the p... | 02/15/2000 |
| 6019379 | In-line roller skate having a braking device with amplified travel Roller or in-line roller skate including a boot associated with an upper plate of a frame on which the skating wheels are arranged, and having a braking device constituted of a friction element connected to activating mechanism interposed between a journa... | 02/01/2000 |
| 6010136 | Braking system and method Apparatus and method for applying braking forces to two spaced apart rotating members such as in-line roller skate wheels. Also apparatus and method of cooling a rotating member using a porous media through which a heat transfer fluid is forced.... | 01/04/2000 |
| 6007076 | Braking device particularly for skates Braking device, particularly usable for skates including a shoe composed of a quarter which is articulated to a shell which is in turn associated with a frame for supporting wheels. The device includes at least one cable which connects the quarter to a br... | 12/28/1999 |
| 5997014 | Braking system for an in-line skate A braking system for an in-line skate. The skate includes a boot mounted on a chassis. A cuff is rotatably mounted on the chassis. The chassis also has a plurality of wheels rotatably mounted thereon. The braking system for the skate includes a brake pad ... | 12/07/1999 |
| 5984323 | System for actuating a skate brake A brake actuator is provided which utilizes fluid as the actuation medium. The fluid is transferred from an activation reservoir through a tube to an expansion chamber which activates the brake. The fluid is contained in a closed system and is biased to a... | 11/16/1999 |
| 5934691 | Roller skate braking Roller skate braking actuated by the skater, by hand or foot, and aided mechanically, hydraulically, and/or electrically, whether in actuation, linkage, or braking retardation of at least a rearmost skate-supporting wheel. A braking roller having a concav... | 08/10/1999 |
| 5918888 | Braking device particularly for skates Braking device for skates including an item of footgear composed of a quarter articulated to a shell which is in turn associated with a supporting frame for one or more wheels. The device includes a rod member connected to the quarter and is slidingly ass... | 07/06/1999 |
| 5911423 | Braking device, particularly for skates A braking device for skates including an item of footgear composed of a quarter articulated to a shell in turn associated with a supporting frame for one or more wheels. A rod member is articulated to a plate having a slot for the sliding and pivoting of ... | 06/15/1999 |
| 5895061 | In-line roller skate with removable boot Skate comprising a chassis (1) equipped with rollers (2, 3, 4, 5), a boot (6) attached removably to this chassis and a brake (9) operated by bending of the leg via a lever (11) articulated to the chassis and having, at the back, an operating rod (14) whic... | 04/20/1999 |
| 5895060 | Roller skate A roller skate including a quarter pivoted to a shell connected to a frame supporting wheels; a brake pad is supported by a support; a cable guides a flexible actuator adapted to actuate the support upon a rearward rotation of the quarter with respect to ... | 04/20/1999 |
| 5887682 | Braking device, particularly for skates Braking device, particularly for skates including a shoe composed of a quarter articulated to a shell which is in turn associated with a frame, wheels being pivoted thereto. The device is constituted by an elastic support having two essentially L-shaped a... | 03/30/1999 |
| 5865445 | In-line skate brake A skate (10) includes a boot (12) and wheels (28), secured to a frame (14), and a brake (16). The boot includes a base (18), a heel counter (20) and a pivotable cuff (22). The brake includes a brake housing (32) connected to the frame by lower arms (34) a... | 02/02/1999 |
| 5836590 | Method and apparatus for slowing or stopping a roller skate The invention provides a braking systems and methods for slowing or stopping a roller skate having a plurality of wheels. One exemplary system, at least one braking surface is spaced apart from the wheels. A means is provided between the braking surface a... | 11/17/1998 |
| 5829756 | Apparatus for slowing or stopping a roller skate and methods The invention provides a braking systems and methods for slowing or stopping a roller skate having a plurality of wheels. In one exemplary system, at least one braking surface is spaced apart from the wheels. A means is provided between the braking surfac... | 11/03/1998 |
| 5794950 | In-line skate brake A skate (10) includes a boot (12) and wheels (28), secured to a frame (14), and a brake (16). The boot includes a base (18), a heel counter (20) and a pivotable cuff (22). The brake includes a brake housing (32) connected to the frame by lower arms (34) a... | 08/18/1998 |
| 5769433 | Braking device particularly for skates Braking device, particularly usable for skates including a shoe composed of a quarter which is articulated to a shell which is in turn associated with a frame for supporting wheels. The device includes at least one cable which connects the quarter to a br... | 06/23/1998 |
| 5758885 | Brake system for in-line roller skates A braking system for in-line skates that uses a cable-pulley system. The device uses a closed loop of cable that is placed over pulleys on the skate wheels. In between each wheel set is a pair of lever arms. Each lever arm has a pair of grooves. The cable... | 06/02/1998 |
| 5755450 | Braking system for an in-line skate A braking system for an in-line skate. The skate includes a boot mounted on a chassis. A cuff is rotatably mounted on the chassis. The chassis has a plurality of wheels rotatably mounted thereon. The braking system for the skate includes a brake pad housi... | 05/26/1998 |