Patents by Inventor Ivan Tong
Ivan Tong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20250050701Abstract: A shock assembly is disclosed. The assembly includes a damper chamber having an outer wall with a first inner diameter (ID). A secondary chamber within the damper chamber, the secondary chamber comprising an exterior wall with an external diameter (ED) less than the ID of the outer wall to form an annular region therebetween. A damping piston coupled to a piston rod, the damping piston disposed in the secondary chamber and axially movable relative to the secondary chamber, the damping piston to bifurcate the secondary chamber into a compression side and a rebound side. A valve to control a flow of a working fluid between the annular region and the secondary chamber.Type: ApplicationFiled: July 25, 2024Publication date: February 13, 2025Applicant: Fox Factory, Inc.Inventor: Ivan TONG
-
Patent number: 12168379Abstract: A shock assembly is disclosed. The assembly includes a damper chamber having an outer wall with a first inner diameter (ID). A secondary chamber within the damper chamber, the secondary chamber comprising an exterior wall with an external diameter (ED) less than the ID of the outer wall to form an annular region therebetween. A damping piston coupled to a piston rod, the damping piston disposed in the secondary chamber and axially movable relative to the secondary chamber, the damping piston to bifurcate the secondary chamber into a compression side and a rebound side. A valve to control a flow of a working fluid between the annular region and the secondary chamber.Type: GrantFiled: November 17, 2021Date of Patent: December 17, 2024Assignee: Fox Factory, Inc.Inventor: Ivan Tong
-
Publication number: 20240376955Abstract: An electronic valve interface for a shock assembly is disclosed. The electronic valve interface includes a housing, an outlet cover shim stack land and a threaded housing barrel. An electronic valve with a main flow path within a portion of the housing. An outlet cover covering an outlet of the electronic valve. An outlet cover shim stack having a first cracking pressure and working in conjunction with the outlet cover to provide a pressure to a working fluid. A blow-off piston having a blow-off flow path. A blow-off shim stack having a second cracking pressure different from the first cracking pressure. A threaded retaining nut operating in conjunction with the outlet cover shim stack land to provide a single retaining force for the outlet cover shim stack, the blow-off shim stack, and the blow-off piston located axially on the threaded housing barrel, where the outlet cover shim stack and the blow-off shim stack are opposed directional shim stacks.Type: ApplicationFiled: March 25, 2024Publication date: November 14, 2024Applicant: Fox Factory, Inc.Inventors: Tyler Eston, Rick Strickland, Sam Buller, Ivan Tong
-
Patent number: 12036835Abstract: A modular electronic damping control system is described and includes a damping component located at a vehicle suspension location. The modular electronic damping control system also includes a control system configured to control the damping component, and determine the type of damping component present. Also, the control system is configured to automatically tune a vehicle's suspension based on the type of damping component present, and automatically monitor the damping component and determine when a change has been made to the damping component so that the control system can then automatically re-tune the vehicle's suspension based on the change to the damping component.Type: GrantFiled: February 24, 2021Date of Patent: July 16, 2024Assignee: Fox Factory, Inc.Inventor: Ivan Tong
-
Publication number: 20230356558Abstract: A valve assembly for a shock assembly is described. The valve assembly includes a first valve disposed along a compression bypass flow path extending between a compression side and a rebound side of the damping housing, the first valve configured to control flow of fluid from at least one bypass valve of the compression side of the damping housing into the rebound side of the damping housing.Type: ApplicationFiled: May 4, 2023Publication date: November 9, 2023Applicant: Fox Factory, Inc.Inventors: Andrew Taylor, Ivan Tong, Hunter Brown, Matthew Stewart, Tyler Eston
-
Publication number: 20230302867Abstract: Disclosed herein is an accumulator comprising a cylinder, and an internal floating piston. The internal floating piston divides the cylinder into a spring chamber and a gas chamber, and the spring chamber allows fluid to flow. The accumulator further comprises a negative spring disposed in the spring chamber.Type: ApplicationFiled: February 22, 2023Publication date: September 28, 2023Applicant: Fox Factory, Inc.Inventors: Ivan Tong, Connor Randall, Rick Strickland
-
Publication number: 20230302865Abstract: Disclosed herein is a manifold comprising a first check valve to meter fluid flow between a first chamber, a second chamber, and a third chamber. The first check valve meters fluid flow between one or more of the first chamber and the third chamber and the second chamber and the first chamber. A second check valve meters fluid flow between the second chamber, the third chamber, and a fourth chamber. The second check valve meters fluid flow between one or more of the fourth chamber and the third chamber and the second chamber and the fourth chamber.Type: ApplicationFiled: February 22, 2023Publication date: September 28, 2023Applicant: Fox Factory, Inc.Inventors: Ivan Tong, Connor Randall, Rick Strickland
-
Publication number: 20230302866Abstract: Disclosed herein is a cross-linked system comprising a first shock assembly and a second shock assembly. A first line is fluidly coupled with a first rebound chamber of the first shock assembly and a second compression chamber of the second shock assembly. The first line allows fluid to flow between the first rebound chamber and the second compression chamber. A second line is fluidly coupled with a first compression chamber of the first shock assembly and a second rebound chamber of the second shock assembly. The second line allows fluid to flow between the first compression chamber and the second rebound chamber. A reservoir is fluidly coupled to the first line and the second line.Type: ApplicationFiled: February 22, 2023Publication date: September 28, 2023Applicant: Fox Factory, Inc.Inventors: Ivan Tong, Connor Randall, Rick Strickland
-
Patent number: 11697317Abstract: A modular electronic damping control system is described and includes a damping component located at a vehicle suspension location. The modular electronic damping control system also includes a control system configured to control the damping component, and determine the type of damping component present. Also, the control system is configured to automatically tune a vehicle's suspension based on the type of damping component present, and automatically monitor the damping component and determine when a change has been made to the damping component so that the control system can then automatically re-tune the vehicle's suspension based on the change to the damping component.Type: GrantFiled: February 24, 2021Date of Patent: July 11, 2023Assignee: Fox Factory, Inc.Inventor: Ivan Tong
-
Publication number: 20230082373Abstract: Described herein is a bypass port piston comprising: a main damping piston, wherein the main damping piston has a plurality of standard ports, wherein the main damping piston has at least one bypass port, face shims disposed on at least one side of the main damping piston such that fluid flow through the plurality of standard ports is restricted, at least one check spring coupled to the main damping piston, at least one check shim disposed to cover the at least one bypass port and coupled to the at least one check spring, wherein the at least one check spring keeps the at least one check shim in an open position, and a position sensitive spring disposed to close the check shim as the main damping piston is pressed against the position sensitive spring.Type: ApplicationFiled: September 13, 2022Publication date: March 16, 2023Applicant: Fox Factory, Inc.Inventors: Connor Randall, Ivan Tong, Justin Lee
-
Publication number: 20230083031Abstract: Disclosed herein is a cooling device comprising a cooler body, wherein the cooler body has a first chamber and a second chamber, a cooler body cap disposed to fluidly couple the first chamber and the second chamber, wherein the cooler body cap has a recess that is suitable to receive a base valve, a first hose that is fluidly coupled to the first chamber, a second hose that is fluidly coupled to the second chamber, and an adapter, wherein the adapter is connected to the first hose and the second hose, wherein the adapter has channels to direct fluid flow.Type: ApplicationFiled: September 6, 2022Publication date: March 16, 2023Applicant: Fox Factory, Inc.Inventors: Connor Randall, Ivan Tong, Regan Woelfel
-
Publication number: 20230035897Abstract: An electronic valve assembly for a vehicle suspension damper is described in which a first electronic valve is disposed along a fluid flow path extending between a compression region of a damping cylinder and a fluid reservoir chamber. The first electronic valve controls flow of fluid from the compression region into the fluid reservoir chamber. A second electronic valve is disposed along a fluid flow path extending between a rebound region of the damping cylinder and the compression region. The second electronic valve controls flow of fluid from the rebound region into the compression. The first electronic valve does not reside in the fluid flow path extending from the rebound region into the compression region, and the second electronic valve does not reside in the fluid flow path extending from the compression region into the fluid reservoir chamber.Type: ApplicationFiled: October 12, 2022Publication date: February 2, 2023Applicant: Fox Factory, Inc.Inventor: Ivan Tong
-
Publication number: 20220412477Abstract: Described herein is a pressure balanced valve comprising: an armature, wherein the armature has an inlet channel, at least one aperture, and a pressure feedback pin disposed within a hollow interior of the armature, a poppet slidably disposed within the hollow interior and around the pressure feedback pin to enable fluid communication between the pressure feedback pin and the poppet, the poppet and the pressure feedback pin cooperatively comprising the pressure balanced valve, wherein the poppet has at least one channel therethrough, and a biasing spring fit to bias the poppet towards closing the inlet channel.Type: ApplicationFiled: June 23, 2022Publication date: December 29, 2022Applicant: Fox Factory, Inc.Inventor: Ivan TONG
-
Publication number: 20220412430Abstract: Described herein is a fluid flow control device comprising: a central structure, a main piston disposed around the central structure, wherein the main piston has at least one vent, a boost valve, wherein the boost valve has a gap fit to receive fluid, a shim stack disposed between the main piston and the boost valve such that the at least one vent is covered, a piston disposed on top of the gap of the boost valve, a spring disposed to bias the piston against the boost valve, and a pilot chamber running through the central structure, the pilot chamber fluidly coupled to the gap.Type: ApplicationFiled: June 23, 2022Publication date: December 29, 2022Applicant: Fox Factory, Inc.Inventor: Ivan TONG
-
Patent number: 11472252Abstract: An electronic valve assembly for a vehicle suspension damper is described in which a first electronic valve is disposed along a fluid flow path extending between a compression region of a damping cylinder and a fluid reservoir chamber. The first electronic valve controls flow of fluid from the compression region into the fluid reservoir chamber. A second electronic valve is disposed along a fluid flow path extending between a rebound region of the damping cylinder and the compression region. The second electronic valve controls flow of fluid from the rebound region into the compression. The first electronic valve does not reside in the fluid flow path extending from the rebound region into the compression region, and the second electronic valve does not reside in the fluid flow path extending from the compression region into the fluid reservoir chamber.Type: GrantFiled: August 6, 2020Date of Patent: October 18, 2022Assignee: Fox Factory, Inc.Inventor: Ivan Tong
-
Publication number: 20220242186Abstract: A three-port adjuster for a vehicle suspension damper is described. The three-port adjuster includes a first port to provide a fluid flow path to a compression region of a damping cylinder, a second port to provide a fluid flow path to a rebound region of a damping cylinder, a third port to provide a fluid flow path to a reservoir chamber, and at least one valve to control a fluid flow therethrough.Type: ApplicationFiled: January 31, 2022Publication date: August 4, 2022Applicant: Fox Factory, Inc.Inventor: Ivan Tong
-
Publication number: 20220176769Abstract: A shock assembly is disclosed. The assembly includes a damper chamber having an outer wall with a first inner diameter (ID). A secondary chamber within the damper chamber, the secondary chamber comprising an exterior wall with an external diameter (ED) less than the ID of the outer wall to form an annular region therebetween. A damping piston coupled to a piston rod, the damping piston disposed in the secondary chamber and axially movable relative to the secondary chamber, the damping piston to bifurcate the secondary chamber into a compression side and a rebound side. A valve to control a flow of a working fluid between the annular region and the secondary chamber.Type: ApplicationFiled: November 17, 2021Publication date: June 9, 2022Applicant: Fox Factory, Inc.Inventor: Ivan TONG
-
Publication number: 20210252933Abstract: A modular electronic damping control system is described and includes a damping component located at a vehicle suspension location. The modular electronic damping control system also includes a control system configured to control the damping component, and determine the type of damping component present. Also, the control system is configured to automatically tune a vehicle's suspension based on the type of damping component present, and automatically monitor the damping component and determine when a change has been made to the damping component so that the control system can then automatically re-tune the vehicle's suspension based on the change to the damping component.Type: ApplicationFiled: February 24, 2021Publication date: August 19, 2021Applicant: Fox Factory, Inc.Inventor: Ivan Tong
-
Publication number: 20210178848Abstract: A modular electronic damping control system is described and includes a damping component located at a vehicle suspension location. The modular electronic damping control system also includes a control system configured to control the damping component, and determine the type of damping component present. Also, the control system is configured to automatically tune a vehicle's suspension based on the type of damping component present, and automatically monitor the damping component and determine when a change has been made to the damping component so that the control system can then automatically re-tune the vehicle's suspension based on the change to the damping component.Type: ApplicationFiled: February 24, 2021Publication date: June 17, 2021Applicant: Fox Factory, Inc.Inventor: Ivan Tong
-
Patent number: 10933710Abstract: A modular electronic damping control system is described and includes a damping component located at a vehicle suspension location. The modular electronic damping control system also includes a control system configured to control the damping component, and determine the type of damping component present. Also, the control system is configured to automatically tune a vehicle's suspension based on the type of damping component present, and automatically monitor the damping component and determine when a change has been made to the damping component so that the control system can then automatically re-tune the vehicle's suspension based on the change to the damping component.Type: GrantFiled: September 27, 2018Date of Patent: March 2, 2021Assignee: Fox Factory, Inc.Inventor: Ivan Tong