"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7513068 | Variable flexion resistance sport boot A sport boot that allows for a reduced resistance plantar extension coupled with a controlled, resistive plantar flexion motion. The preferred embodiments provide a one-piece boot made of a flexible material, such as leather. A triangular portion of the boot materia... | 04/07/2009 |
| 7210252 | Step-in snowboard binding and boot therefor A three point step-in snowboard binding includes medial and lateral binding pin engagers that interact with corresponding pins in a boot. The binding latches the boot after the snowboarder steps into the binding, and remains latched until a release control is actuat... | 05/01/2007 |
| 7029023 | Snowboard binding with tensioning member for determining neutral position A snowboard binding is provided having a base to accommodate the boot of the user and keep it in a fixed position on the base; and a highback. The highback is adapted to allow the leg of a user to articulate through a range of motion. Attached to the highback is a s... | 04/18/2006 |
| 6643955 | Retention and release mechanism for a ski boot and ski boot incorporating the same A retention and release mechanism and ski boot for mitigating injury to a skier when the rearward loads, potentially injurious to the user, are imparted to the boot. The mechanism includes a first linkage having an end coupled to a first rigid boot portio... | 11/11/2003 |
| 6530161 | Ski boot The boot comprises a cuff (4) articulated to a shell (1) and a leaf (6) for retaining the cuff which counteract its rearward tilting but give way when the force tending to tilt the cuff exceeds a specific value. These leaf consist of a part (6) which work... | 03/11/2003 |
| 5857271 | Sports boot equipped with an immobilization device during the pivoting of the upper A boot having a shell base with an upper extending thereabove, the upper being pivotal in the front-to-rear and rear-to-front directions. The boot includes an immobilization device located on the upper which is adapted to cooperate with two abutment zones... | 01/12/1999 |
| 5784810 | Ski boot A ski boot comprising an upper (44) jointed (5) to the shell base (6) and a stiffness-adjustment device (12) which incorporates two support elements (13, 14) connected by a connection member (15) and is associated with a rear support stop (10) incorporate... | 07/28/1998 |
| 5678331 | Ski boot Front- and/or central-entry ski boot equipped with a comfort sock (3) and having an upper/collar (4) made adjustable over the lower leg by transverse flaps (1) and closure systems (13). The upper (4, 44) is jointed around an axis (5) on the shell base (6)... | 10/21/1997 |
| 5386650 | Ski boot with a damping device between the shell and shaft An improved composite shell-type ski boot having an outer shell for enclosing a foot and a shaft pivotally supported on the outer shell for enclosing a lower part of a lower leg. The ski boot also includes an interior shoe, an instep opening in the outer ... | 02/07/1995 |
| 5323548 | Ski boot A ski boot made different functional parts comprises a hard shell for taking up the foot and a cuff for gripping the lower leg of a skier. The hard shell and the cuff are connected together by lever bands which reinforce the lateral sides of the cuff. The... | 06/28/1994 |
| 5276982 | Device for adjusting the forward lean of the upper of a ski boot In a device for adjusting the forward lean of upper (3) of a ski boot with a pull and pressure piece (6), which is supported on bottom shell (1) and upper or cuff (3), in which the distance of supporting surfaces (11, 12) on pull and pressure piece (6) in... | 01/11/1994 |
| 5265350 | Sports footwear and support system A footwear device (2000) comprises a rigid base (2100) for supporting the foot (2001) of a user thereon, a medial forefoot counter (2201) associated with the rigid base (2100) for contact with the foot (2001) of a user medial to the medial aspect of the h... | 11/30/1993 |
| 5216826 | Alpine ski boot A rear entry alpine ski boot, in which the rear spoiler is latched on the sides of the upper. The rear spoiler of the boot has an indent in its rear portion, the indent extending along a plane intersecting a plane passing by its latch on the upper and its... | 06/08/1993 |
| 5175949 | Ski boot with selective tensioning device An upper shaft part of the ski boot is pivotable on a lower shaft part about an axis (20) from a standing position, which runs approximately at right angles to the sole (14), into a forwardly inclined rest position which corresponds to the skiing position... | 01/05/1993 |
| 5142798 | Downhill ski boot assembly A downhill ski boot assembly combines a flexible walking boot with a boot brace insertable into a standard ski binding to provide a skier with the control and feel of a conventional hard ski boot. The boot brace has a sole plate insertable into the ski bi... | 09/01/1992 |
| 5101581 | Damping element for ski boots Damping element for ski boots, comprising a collar 21, swivellable in skiing direction, in relation to a shell 20, the swivel movement being damped in forward direction by a damping spring 9, positioned on the heel side, which is supported on a shoulder 2... | 04/07/1992 |
| 5088211 | Ski boot In the heel area of a ski boot a rubber torsion spring element is arranged, the core piece of which is anchored in a rotationally fixed manner on the lower shell of the ski boot by means of a bracket. An outer tubular piece, which surrounds the core piece... | 02/18/1992 |
| 5026087 | Ski boot and ski boot-binding A ski boot and a ski boot incorporating a releasable ski binding which attaches the boot to a ski. The boot-binding includes a first connecting portion secured to the ski, a second connecting portion secured to the boot, a plunger combination for releasab... | 06/25/1991 |
| 5020822 | Ski boot and ski boot-binding A ski boot and a ski boot incorporating a releasable ski binding which attaches the boot to a ski. The boot-binding includes a first connecting portion secured to the ski, a second connecting portion secured to the boot, a plunger combination for releasab... | 06/04/1991 |
| 4991319 | Ski shoe A ski shoe having a shell and a hinged cuff that can be pivoted on the shell. The shell and cuff are also connected at their heel by a spring and tension member. The tension member is pivotally attached to the shell, and passes through a support surface o... | 02/12/1991 |
| 4977693 | Device for damping and limiting the tilting action of the cuff relative to the shell of a ski boot In a device for damping and limiting the tilting motion of a cuff relative to the shell (2) of a ski boot (1), wherein a damping element is disposed between shell (2) and cuff (3) said element being subjected to pressure when cuff (3) tilts forward, the d... | 12/18/1990 |
| 4962595 | Ski shoe In ski shoe (1) with a shell (2) and upper or cuff (3) pivotably hinged on the shell, in which shell and upper or cuff are connected to one another in the heel area by a spring element and tension member (6) that engages the spring element is pivotably at... | 10/16/1990 |
| 4932143 | Ski boot Ski boot comprising an articulated shank equipped with means of connection to the lower part, which means of connection make it possible to fix or release the shank for rotation, to regulate the inclination of the shank and the elasticity of an elastic el... | 06/12/1990 |
| 4922632 | Ski boot Ski boot having an articulated shank comprising means for fixing or releasing the shank for rotation, means for adjusting the inclination of the shank and an elastic element (15), the elasticity of which is adjustable. The adjustable inclination is achiev... | 05/08/1990 |
| 4905385 | Alpine ski boot An alpine ski boot includes a rigid shell base for receiving the foot of the skier, the base having a heel region and a instep region. An upper is journalled on the base for pivotal movement about a journal axis, the upper having a shoulder thereon cooper... | 03/06/1990 |
| 4880251 | Ski boot and safety binding A combination of a ski boot and a releasable ski binding which attaches the boot to a ski. The binding includes first connecting portion secured to the ski, second connecting means secure to the boot, and a plunger combination for releasably coupling the ... | 11/14/1989 |
| 4733484 | Ski boot A ski boot in plastic material includes a shell adapted to receive the foot, a front spoiler articulated on the shell for pivoting frontwards thereof and adapted to grip the bottom part of the leg, a buckle system for tightening the front spoiler on the b... | 03/29/1988 |
| 4712315 | Ski boot Device for controlling the flexion stiffness of a ski boot comprising a shell base (1) and an upper composed at least of a cuff (3). The device comprises a flexion element (9) arranged in a longitudinal direction between the shell base (1) and the cuff (3... | 12/15/1987 |
| 4709491 | Alpine ski boot A ski boot including an upper journalled around a transverse axis on a rigid shell base. Also provided is an apparatus for determining the advancement angle of the upper, that is the angle which the upper forms with a vertical axis when at rest. In additi... | 12/01/1987 |
| 4677771 | Ski boot The boot consists of a shell having a lower part (1), on which is articulated an upper part (2, 3) which can pivot about a substantially horizontal pivot pin (4). This pivoting is limited by an elastic device (7) mounted between the upper part (2) and the... | 07/07/1987 |
| 4658517 | Ski boot A ski boot which comprises a shell body having a sole and a lower shell, a pair of upper shell members engaged to said shell body on opposite sides thereof, and being in confronting relationship, said upper shell members being spaced apart at their front ... | 04/21/1987 |
| 4649657 | Ski boot A ski boot having a lower shell and upper outer and inner shells being spaced apart to define front and rear openings within which are tiltably mounted front and rear cuffs. A band is wound around the outer peripheries of said shells and cuffs; there bein... | 03/17/1987 |
| 4624065 | Alpine ski boot A ski boot for use in Alpine skiing formed of a shell base and an upper, the upper being pivotable around a transverse horizontal journal axis. The upper is formed of a cuff and a rear spoiler. An extension is provided to extend from the journal axis and ... | 11/25/1986 |
| 4602443 | Ski boot A ski boot having a cuff movably mounted to a lower shell at two or more mounting points. The mounting points each include a protrusion guided along an elongate path to allow a combination of relative pivotal and linear movement between the cuff and shell... | 07/29/1986 |
| 4575958 | Ski boot This boot comprises an upper pivotable on a lower portion of the boot and adapted to be locked by means of interconnecting means comprising a rack rigid with the upper and a lever fulcrumed to the rack in two guide members in which the pivot pin of the le... | 03/18/1986 |
| 4570364 | Article of athletic footwear, especially a ski boot Two adjusting mechanisms are arranged between a lower shaft portion having a sole and a shin portion covering the shin region of the leg of a wearer and forwardly and rearwardly pivotable about a transverse axis in relation to the lower shaft portion. Eac... | 02/18/1986 |
| 4501078 | Skiing boot A skiing boot comprises a gaiter, which is pivotally movable relative to the foot part, and a spring element, which is disposed between the foot part and the gaiter and under an adjustable initial stress. The spring element influences the movement of the ... | 02/26/1985 |
| 4381613 | Ski boot In a ski boot comprising a forward heel cup and an ankle cuff mounted pivotably, at said forward heel cup, around a transverse axis situated in front of the Achilles tendon line of the shoe transversely to the longitudinal direction of the shoe and define... | 05/03/1983 |
| 4367885 | Ski binding A ski binding for use both in downhill skiing and cross-country skiing which can be used with either conventional downhill skiing boots or with non-skiing boots through the use of a leg cast which conformably grasps the lower leg of a skier. The leg cast ... | 01/11/1983 |
| 4186501 | Ski boot A ski boot made in two parts comprising an upper and a lower part, which co-operate by means of at least one deformation area provided on one of the two parts. A resilient attachment has two states provided for controlling the deformation of the area, nam... | 02/05/1980 |