Patent application number | Description | Published |
20090000885 | BICYCLE DAMPER - A damper including a valve movable between an open position and a closed position to selectively alter the compression damping rate of the shock absorber. The valve may include a groove feature at the location of the openings in the valve shaft which operates to accumulate the flow of hydraulic fluid through the openings and to equalize the pressure exerted by the fluid on the other components of the valve. | 01-01-2009 |
20090000886 | BICYCLE DAMPER - A damper for a bicycle, having a primary unit including a damper tube, a piston rod that supports a main piston, a reservoir tube that is outside of the compression chamber of the primary tube, and an inertial valve within the reservoir tube. The damper also includes a flow path connecting the reservoir fluid chamber and the compression chamber of the primary tube. The damper also may have a damping valve in the reservoir tube. When the inertia valve is open, the damping valve opens before flow through the inertia valve is maximized. The main piston and the damper tube at least partially define a compression chamber and a rebound chamber. The main piston is movable within the damper chamber of the primary unit. The reservoir tube includes a reservoir fluid chamber. The inertial valve is responsive to terrain-induced forces and not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. | 01-01-2009 |
20090000887 | BICYCLE DAMPER - A damper for a bicycle having a primary unit and a remote unit that is substantially entirely outside of the primary unit. The primary unit includes a damper tube, a spring chamber, and a piston rod that supports a main piston. The main piston is movable within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber. The remote unit comprises a remote fluid chamber, and an inertial valve within the remote unit. The inertial valve is preferably responsive to terrain-induced forces and preferably not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. The shock absorber forms a flow path separated from the piston rod that connects the remote fluid chamber and the compression chamber of the damper tube. | 01-01-2009 |
20090000888 | BICYCLE DAMPER - A damper for a bicycle, having a primary unit including a damper tube, a piston rod that supports a main piston, a reservoir tube that is outside of compression chamber of the primary tube, an inertial valve within the reservoir tube, a flow housing within the reservoir tube, and a flow path connecting the reservoir fluid chamber and the compression chamber of the primary tube. The main piston is movable within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber and a rebound chamber. The reservoir tube has a reservoir fluid chamber. The flow housing defines a first end and a second end, a first one way valve positioned at the first end, and a second one way valve positioned at the second end. The inertia valve has an open position and a closed position. The inertial valve permits a flow of the fluid from the compression chamber of the primary tube to the reservoir fluid chamber of the reservoir tube when the inertial valve is in the open position and the flow through the inertia valve is reduced when the inertia valve is in the closed position. In one embodiment, the damping valve opens when there is 25 pounds of force on the damping valve. | 01-01-2009 |
20090000889 | BICYCLE DAMPER - A damper including a valve movable between an open position and a closed position to selectively alter the compression damping rate of the shock absorber. The valve may include a groove feature at the location of the openings in the valve shaft which operates to accumulate the flow of hydraulic fluid through the openings and to equalize the pressure exerted by the fluid on the other components of the valve. | 01-01-2009 |
20090001684 | BICYCLE SUSPENSION ASSEMBLY - A bicycle suspension assembly may be in the form of a bicycle front suspension fork. The suspension fork may include a pair of telescoping fork legs. In one arrangement, a suspension spring and a damper are provided in only one of the pair of fork legs. The suspension spring assembly may include a negative spring. In one arrangement, the negative spring is a dual stage negative gas spring in which a negative spring gas chamber includes a first chamber section and a second chamber section. The first chamber section and the second chamber section are uncoupled in a first position of the suspension spring and the first chamber section and the second chamber section are coupled in a second position of the suspension spring. | 01-01-2009 |
20090212528 | BICYCLE DAMPING ENHANCEMENT SYSTEM - A bicycle shock absorber and methods for differentiating between rider-induced forces and terrain-induced forces includes a first fluid chamber having fluid contained therein, a piston for compressing the fluid within the fluid chamber, a second fluid chamber coupled to the first fluid chamber by a fluid communication hose, and an inertial valve disposed within the second fluid chamber. The inertial valve opens in response to terrain-induced forces and provides communication of fluid compressed by the piston from the first fluid chamber to the second fluid chamber. The inertial valve does not open in response to rider-induced forces. | 08-27-2009 |
20090277732 | BICYCLE DAMPER - A damper for a bicycle having, in one arrangement, a primary unit and a remote unit. The primary unit includes a damper tube, a spring chamber, and a piston rod that supports a main piston. The main piston is movable within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber. The remote unit comprises a remote fluid chamber and an inertial valve within the remote unit. The inertial valve is preferably responsive to terrain-induced forces and preferably not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. A fluid flow control arrangement within the remote unit utilizes compression fluid flow to delay closing of the inertia valve after acceleration forces acting on the inertia valve diminish. In some arrangements, the inertia valve and fluid flow control arrangement may reside in the primary unit. | 11-12-2009 |
20090324327 | VERTICALLY ADJUSTABLE BICYCLE ASSEMBLY - An adjustable assembly for a bicycle includes a first support having an interior surface and a second support slidably positioned within at least a portion of the first support. One of the first support and the second support is adapted to attach to a first bicycle portion, and the other of the first support and the second support is adapted to attach to a second bicycle portion. Further, the second support comprises an expansion portion configured to be moved between an expanded position and a retracted position. The expansion portion is configured to engage the interior surface of the first support when the expansion portion is in an expanded position. In addition, the first support is configured to be selectively moved relative to the second support when the expansion portion is permitted to assume a retracted position. In some embodiments, the first bicycle portion comprises a bicycle frame and the second bicycle portion comprises a bicycle saddle. In other arrangements, the first bicycle portion comprises a fork assembly and the second bicycle portion comprises a handlebar assembly. | 12-31-2009 |
20100224455 | BICYCLE DAMPER - A damper for a bicycle having a primary unit and a remote unit that, in some arrangements, is substantially entirely outside of the primary unit. The primary unit includes a damper tube, a spring chamber, and a piston rod that supports a main piston. The main piston is movable within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber. The remote unit comprises a remote fluid chamber and, in some arrangements, an inertial valve within the remote unit. The inertial valve is preferably responsive to terrain-induced forces and preferably not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. | 09-09-2010 |
20100224456 | BICYCLE DAMPER - A damper for a bicycle having a primary unit and a remote unit that, in some arrangements, is substantially entirely outside of the primary unit. The primary unit includes a damper tube, a spring chamber, and a piston rod that supports a main piston. The main piston is movable within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber. The remote unit comprises a remote fluid chamber and, in some arrangements, an inertial valve within the remote unit. The inertial valve is preferably responsive to terrain-induced forces and preferably not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. | 09-09-2010 |
20110067965 | BICYCLE SHOCK ABSORBER WITH SLIDABLE INERTIA MASS - A damper for a bicycle having a primary unit and a remote unit that, in some arrangements, is substantially entirely outside of the primary unit. The primary unit includes a damper tube, a spring chamber, and a piston rod that supports a main piston. The main piston is movable within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber. The remote unit comprises a remote fluid chamber and, in some arrangements, an inertial valve within the remote unit. The inertia valve is preferably responsive to terrain-induced forces and preferably not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. The inertia valve, which is configured to slidably move within the remote reservoir unit relative to a reservoir shaft, comprises a main portion and at least one protective coating or layer configured to contact the reservoir shaft. The protective coating or layer helps shield said main portion from contact with said reservoir shaft, advantageously providing wear resistance, anti-friction properties, durability and other benefits to the damping system. | 03-24-2011 |
20120091683 | BICYCLE ASSEMBLY WITH FORK AND METHOD OF MANUFACTURING - A bicycle assembly can include a bicycle fork. The bicycle fork can have a steer tube, a leg, and a crown. The bicycle fork can also include adhesive used to connect the leg to the crown. A method of manufacturing an assembly for a bicycle can include applying adhesive, to bond metal on metal, to at least one of the leg and the crown, inserting a part of the leg into a part of the crown, the parts forming a slip fit, and curing the adhesive. A similar method can also be used to attach the steer tube to the crown. | 04-19-2012 |
20120091685 | BICYCLE DAMPING ENHANCEMENT SYSTEM - A bicycle shock absorber and methods for differentiating between rider-induced forces and terrain-induced forces includes a first fluid chamber having fluid contained therein, a piston for compressing the fluid within the fluid chamber, a second fluid chamber coupled to the first fluid chamber by a fluid communication hose, and an inertial valve disposed within the second fluid chamber. The inertial valve opens in response to terrain-induced forces and provides communication of fluid compressed by the piston from the first fluid chamber to the second fluid chamber. The inertial valve does not open in response to rider-induced forces. | 04-19-2012 |
20120228906 | ADJUSTABLE ASSEMBLY FOR A BICYCLE - According to some embodiments, an adjustable assembly for a bicycle comprises a first support and a second support slidably positioned within at least a portion of the first support, such that one of the first support and the second support is adapted to attach to a first bicycle portion and the other of the first support and the second support is adapted to attach to a second bicycle portion. In some embodiments, the second support comprises an expansion portion configured to be selectively moved between an expanded position and a retracted position. In one embodiment, the expansion portion is configured to contact and engage at least one portion of the first support when the expansion portion is in an expanded position, and the first support is configured to be selectively moved relative to the second support when the expansion portion is permitted to assume a retracted position. | 09-13-2012 |
20130075998 | BICYCLE WITH SUSPENSION - A bicycle assembly can include a front or rear suspension system with a shock absorber. A front suspension system can be a suspension fork. A rear suspension system can include a rear shock absorber. The shock can have a shock body and a pressurized main air chamber within the shock body to act as an air spring. The shock can also have a valve configured to receive a pump for adding air to the main air chamber. A secondary air chamber and a control member can be used to reduce the pressure within the main air chamber by venting the secondary air chamber to the atmosphere. | 03-28-2013 |
20130081273 | BICYCLE SHOCK ABSORBER - A bicycle shock absorber having a primary unit and a remote unit that can be substantially entirely outside of the primary unit. The primary unit includes a damper tube, a spring chamber, and a piston rod that supports a main piston for movement within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber. The remote unit comprises a remote fluid chamber and, in some arrangements, an inertial valve within the remote unit that preferably is responsive to terrain-induced forces and not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. The inertia valve can include at least one protective coating or layer configured to contact the reservoir shaft. A fluid flow control arrangement can utilize compression fluid flow to delay closing of the inertia valve after acceleration forces acting on the inertia valve diminish. | 04-04-2013 |
20130093159 | VERTICALLY ADJUSTABLE BICYCLE ASSEMBLY - An adjustable assembly for a bicycle includes a first support having an interior surface and a second support slidably positioned within at least a portion of the first support. One of the first support and the second support is adapted to attach to a first bicycle portion, and the other of the first support and the second support is adapted to attach to a second bicycle portion. Further, the second support comprises an expansion portion configured to be moved between an expanded position and a retracted position. The expansion portion is configured to engage the interior surface of the first support when the expansion portion is in an expanded position. In addition, the first support is configured to be selectively moved relative to the second support when the expansion portion is permitted to assume a retracted position. | 04-18-2013 |
20130099436 | BICYCLE DAMPING ENHANCEMENT SYSTEM - A bicycle shock absorber and methods for differentiating between rider-induced forces and terrain-induced forces includes a first fluid chamber having fluid contained therein, a piston for compressing the fluid within the fluid chamber, a second fluid chamber coupled to the first fluid chamber by a fluid communication hose, and an inertial valve disposed within the second fluid chamber. The inertial valve opens in response to terrain-induced forces and provides communication of fluid compressed by the piston from the first fluid chamber to the second fluid chamber. The inertial valve does not open in response to rider-induced forces. | 04-25-2013 |
20130256997 | BICYCLE DAMPING ENHANCEMENT SYSTEM - A bicycle shock absorber and methods for differentiating between rider-induced forces and terrain-induced forces includes a first fluid chamber having fluid contained therein, a piston for compressing the fluid within the fluid chamber, a second fluid chamber coupled to the first fluid chamber by a fluid communication hose, and an inertial valve disposed within the second fluid chamber. The inertial valve opens in response to terrain-induced forces and provides communication of fluid compressed by the piston from the first fluid chamber to the second fluid chamber. The inertial valve does not open in response to rider-induced forces. | 10-03-2013 |
20130333992 | BICYCLE DAMPER - A damper for a bicycle having a primary unit and a remote unit that, in some arrangements, is substantially entirely outside of the primary unit. The primary unit includes a damper tube, a spring chamber, and a piston rod that supports a main piston. The main piston is movable within the damper chamber of the primary unit. The main piston and the damper tube at least partially define a compression chamber. The remote unit comprises a remote fluid chamber and, in some arrangements, an inertial valve within the remote unit. The inertial valve is preferably responsive to terrain-induced forces and preferably not responsive to rider-induced forces when the shock absorber is assembled to the bicycle. | 12-19-2013 |
20140217698 | ADJUSTABLE ASSEMBLY FOR BICYCLES AND METHODS OF USING SAME - An adjustable assembly for a bicycle includes a first support having an interior surface and a second support slidably positioned within at least a portion of the first support. One of the first support and the second support is adapted to attach to a first bicycle portion, and the other of the first support and the second support is adapted to attach to a second bicycle portion. Further, the second support comprises an expansion portion configured to be moved between an expanded position and a retracted position. The expansion portion is configured to engage the interior surface of the first support when the expansion portion is in an expanded position. In addition, the first support is configured to be selectively moved relative to the second support when the expansion portion is permitted to assume a retracted position. | 08-07-2014 |
20140246118 | METHOD OF SHOCK ABSORBER ADJUSTMENT - A bicycle assembly can include a front or rear suspension system with a shock absorber. A front suspension system can be a suspension fork. A rear suspension system can include a rear shock absorber. The shock can have a shock body and a pressurized main air chamber within the shock body to act as an air spring. The shock can also have a valve configured to receive a pump for adding air to the main air chamber. A secondary air chamber and a control member can be used to reduce the pressure within the main air chamber by venting the secondary air chamber to the atmosphere. | 09-04-2014 |
20150034436 | BICYCLE AIR SPRING - An air spring comprising a pressurized first chamber including a gas, a first piston adjacent the first chamber and configured to slideably move relative to the first chamber, pressurized second chamber adjacent the first piston and opposite the first chamber, the air spring configured such that the first piston moves towards the first chamber during compression of the air spring and the first piston moves away from the first chamber during extension of the air spring, wherein as said first piston moves towards the first chamber during compression of the air spring, said first piston pushes at least a portion of said gas within said first chamber in a direction opposite said first piston, a second piston configured to slideably move relative to the first chamber, a pressurized third chamber adjacent the second piston and opposite the first chamber. | 02-05-2015 |
20150034779 | SADDLE ADJUSTMENT SYSTEM - A saddle adjustment assembly comprising an adjustable height saddle post, the adjustable height saddle post comprising a first support and a second support, the second support configured to slidably move relative to the first support between at least a raised position and a lowered position, the first support configured to attach to a bicycle frame; a saddle angle adjustment mechanism coupled to the second support, the saddle angle adjustment mechanism comprising a rotatably coupled saddle support configured to couple to a bicycle saddle; wherein the saddle angle adjustment mechanism is configured to enable rotation of the saddle support relative to the second support as a result of the first support moving relative to the second support. | 02-05-2015 |