US2025319350A1PendingUtilityA1

Sports Apparatus and Braked Device Thereof, Brake Driver and Integrated External Magnetic Control Module

Assignee: NINGBO ZHUANHE TECH CO LTDPriority: Jul 8, 2021Filed: Jul 7, 2022Published: Oct 16, 2025
Est. expiryJul 8, 2041(~14.9 yrs left)· nominal 20-yr term from priority
Inventors:Yuan Zhao
A63B 21/0051A63B 2220/803A63B 2220/805A63B 2071/0081A63B 2022/0658A63B 2024/0093A63B 21/023A63B 2220/10A63B 2220/80A63B 21/00072A63B 21/0056A63B 24/0087A63B 21/225A63B 22/0605A63B 21/00192A63B 21/4034
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Claims

Abstract

Disclosed are a sport apparatus and a brake device thereof, a brake driver and an integrated external magnetic control module, wherein the brake driver comprises an encoding unit and a driving rod, wherein the encoding unit has a through hole, the driving rod is provided with a wiring channel, a top side opening and a bottom side opening, wherein the wiring channel is extended in the same direction as the driving rod, the top side opening is in communication with the wiring channel at a top end of the driving rod, the bottom side opening is in communication with the wiring channel at a lower end of the driving rod and the top end of the driving rod passes through the through hole of the encoding unit and is exposed from the encoding unit.

Claims

exact text as granted — not AI-modified
1 - 15 . (canceled) 
     
     
         16 . A sport apparatus, comprising:
 an apparatus frame;   a foot pedal member mounted at the apparatus frame pedalably;   a flywheel mounted at the apparatus frame rotatably and connected with the foot pedal member drivably; and   an external magnetic control module comprising a magnetic control resistance device and a brake device, wherein the magnetic control resistance device comprises a magnetic control housing, a driving assembly and an external magnetic control assembly, wherein the magnetic control housing has a holding space and has a bottom opening and an operating channel communicated with the holding space respectively, the driving assembly is disposed in the holding space of the magnetic control housing, and the external magnetic control assembly is operatively disposed in the holding space of the magnetic control housing and is drivably connected with the driving assembly, wherein the external magnetic control assembly has a through groove, and the through groove is corresponded to the operating channel, wherein the brake device comprises a braking mechanism and a brake driver, wherein the braking mechanism has a pivoting end and a braking end opposite to the pivoting end, wherein the braking mechanism is disposed at an outer side of the external magnetic control assembly and the pivoting end of the braking mechanism is pivotally mounted at the magnetic control housing, wherein the brake driver comprises a driving rod, wherein the driving rod has an upper end and a lower end passing through the operating channel of the magnetic control housing and the through groove of the external magnetic control assembly sequentially, and the driving rod is configured to be capable of being abutted the braking end of the braking mechanism to drive the braking mechanism to pivot, wherein the flywheel has a rim edge extended into the holding space through the bottom opening, wherein the external magnetic control assembly comprises at least one plurality of magnetic members held around the rim edge of the flywheel, wherein the driving assembly is capable of driving the external magnetic control assembly to move inside the holding space of the magnetic control housing relative to the flywheel, so as to adjust a relative position of the external magnetic control assembly and the flywheel, so that a resistance force generated between the at least one plurality of magnetic members and the flywheel is capable of being adjusted.   
     
     
         17 . The sport apparatus, as recited in  claim 16 , wherein the external magnetic control assembly further comprises a magnetic control arm and a magnetic control cover for reducing a magnetic leakage, wherein the magnetic control arm is extended from the magnetic control cover and installed in the magnetic control housing rotatably, wherein the at least one plurality of magnetic members are disposed within a cover cavity of the magnetic control cover. 
     
     
         18 . The sport apparatus, as recited in  claim 17 , wherein the magnetic control cover comprises a cover body and two cover arms, wherein the two cover arms are downwardly extended from two opposite sides of the cover body respectively, so as to form the cover cavity between the two cover arms and the cover body, wherein the external magnetic control assembly comprises two pluralities of magnetic member disposed at the two cover arms respectively. 
     
     
         19 . The sport apparatus, as recited in  claim 16 , wherein the driving assembly comprises a driving motor, a swinging wheel, a set of transmission wheels, a linkage arm and a worm gear, wherein the driving motor is installed at the magnetic control housing and has an output shaft mounted with the worm gear, wherein the swinging wheel is installed at the magnetic control housing rotatably, one of the set of the transmission wheels is engaged with the worm gear, and another of the set of the transmission wheels is engaged with at least on driven teeth of the swinging wheel, wherein two opposite ends of the linkage arm are pivotally mounted at a swinging arm of the swinging wheel and the cover body of the magnetic control cover, respectively, wherein the driving motor is capable of driving selectively the worm gear to rotate in two opposite directions to selectively reduce and increase a distance between the at least one plurality of magnetic members and the flywheel. 
     
     
         20 . The sport apparatus, as recited in  claim 16 , wherein the braking mechanism is located between the magnetic control arm of the external magnetic control assembly and the rim edge of the flywheel, the pivoting end of the braking mechanism is pivotally installed in the magnetic control housing, wherein the brake driver has an upper end portion and a lower end portion corresponded to the upper end portion, the magnetic control housing has an operating channel and the magnetic control arm of the external magnetic control assembly has a through groove, wherein the operating channel is communicated with the holding space and the operating channel of the magnetic control housing is corresponded to the through groove of the magnetic control arm, so that the lower end of the brake driver is capable of passing through the operating channel of the magnetic control housing and the through groove of the magnetic control arm sequentially to be abutted on the braking end of the braking mechanism. 
     
     
         21 . The sport apparatus, as recited in  claim 16 , wherein the brake driver further comprises an encoding unit having an operating ring, an encoder and a through hole, wherein the encoder is provided around the upper end of the driving rod, wherein the encoder has a fixed portion and a movable portion which is capable of rotating relative to the fixed portion, wherein the operating ring is provided around the encoder and the movable portion of the encoder is mounted at the operating ring. 
     
     
         22 . The sport apparatus, as recited in  claim 21 , wherein the brake device further comprises a control wire, an encoding circuit board and a control circuit board, the driving rod of the brake driver has a wiring channel, a top side opening and a bottom side opening, wherein the encoding unit is connected with the encoding circuit board, the control circuit board is disposed at the magnetic control housing, the top side opening is communicated with the wiring channel at a top portion of the wiring channel, the bottom side opening is communicated with the wiring channel at a side portion of the wiring channel, wherein the control wire is arranged in the wiring channel of the driving rod, an upper end of the control wire is connected with the encoding circuit board through the top side opening of the driving rod, and a lower end of the control wire is connected with the control circuit board through the bottom side opening of the driving rod, wherein when the driving rod is driven to move along the moving channel, the control wire is capable of being driven to move synchronously. 
     
     
         23 . The sport apparatus, as recited in  claim 22 , wherein the control circuit board is mounted at an outer side the first side housing of the magnetic control housing and the bottom side opening of the driving rod is exposed to the outer side of the magnetic control housing, so that of the control wire is capable of being connected directly with the control circuit board through the bottom side opening. 
     
     
         24 . The sport apparatus, as recited in  claim 22 , wherein the brake driver further comprises a holding plate and a pressing plate, the driving rod has a rod body mounting portion passing through the board channel of the encoding circuit board and the through hole of the encoding unit, the encoding circuit board has a board channel, wherein the holding plate is fixedly mounted at the upper end of the driving rod, the encoding circuit board is disposed at the holding plate and the encoding unit is operatively disposed at the holding plate, wherein the pressing plate is fixedly mounted at the rod body mounting portion of the driving rod, and the pressing plate and the holding plate are located at two opposite sides of the encoding unit, respectively. 
     
     
         25 . The sport apparatus, as recited in  claim 24 , wherein the holding plate comprises a plate body and a plate column and has a first holding plate channel and a second holding plate channel, wherein the plate column is outwardly extended from the plate body, wherein the first holding plate channel is formed at the plate body and the plate column to allow the rod body mounting portion of the driving rod to pass through the first holding plate channel of the holding plate, the second holding plate channel is formed at a side portion of the plate column and is communicated with the first holding plate channel, so that when the rod body mounting portion of the driving rod passes through the first holding plate channel of the holding plate, the top side opening of the driving rod is corresponded to and is communicated with the second holding plate channel of the holding plate, so as to allow the upper end of the control wire to pass through the top side opening of the driving rod and the second holding plate channel of the holding plate to be connected with the encoding circuit board. 
     
     
         26 . An external magnetic control module for a sport apparatus, comprising:
 a magnetic control resistance device comprising a magnetic control housing, a driving assembly and an external magnetic control assembly; and   a brake device comprising a braking mechanism and a brake driver, wherein the magnetic control housing has a holding space and has a bottom opening and an operating channel communicated with the holding space respectively, the driving assembly is disposed in the holding space of the magnetic control housing, and the external magnetic control assembly is operatively disposed in the holding space of the magnetic control housing and is drivably connected with the driving assembly, wherein the external magnetic control assembly has a through groove, and the through groove is corresponded to the operating channel, wherein the braking mechanism has a pivoting end and a braking end opposite to the pivoting end, wherein the braking mechanism is disposed at an outer side of the external magnetic control assembly and the pivoting end of the braking mechanism is pivotally mounted at the magnetic control housing, wherein the brake driver comprises a driving rod, wherein the driving rod has an upper end and a lower end passing through the operating channel of the magnetic control housing and the through groove of the external magnetic control assembly sequentially, and the driving rod is configured to be capable of being abutted the braking end of the braking mechanism to drive the braking mechanism to pivot, wherein the external magnetic control assembly comprises at least one plurality of magnetic members held around a rim edge of a flywheel, wherein the rim edge of the flywheel is extended into the holding space through the bottom opening, wherein the driving assembly is capable of driving the external magnetic control assembly to move inside the holding space of the magnetic control housing relative to the flywheel, so as to adjust a relative position of the external magnetic control assembly and the flywheel, so that a resistance force generated between the at least one plurality of magnetic members and the flywheel is capable of being adjusted.   
     
     
         27 . The external magnetic control module for a sport apparatus, as recited in  claim 26 , wherein the external magnetic control assembly further comprises a magnetic control arm and a magnetic control cover for reducing a magnetic leakage, wherein the magnetic control arm is extended from the magnetic control cover and installed in the magnetic control housing rotatably, wherein the at least one plurality of magnetic members are disposed within a cover cavity of the magnetic control cover. 
     
     
         28 . The external magnetic control module for a sport apparatus, as recited in  claim 27 , wherein the magnetic control cover comprises a cover body and two cover arms, wherein the two cover arms are downwardly extended from two opposite sides of the cover body respectively, so as to form the cover cavity between the two cover arms and the cover body, wherein the external magnetic control assembly comprises two pluralities of magnetic member disposed at the two cover arms respectively. 
     
     
         29 . The external magnetic control module for a sport apparatus, as recited in  claim 26 , wherein the driving assembly comprises a driving motor, a swinging wheel, a set of transmission wheels, a linkage arm and a worm gear, wherein the driving motor is installed at the magnetic control housing and has an output shaft mounted with the worm gear, wherein the swinging wheel is installed at the magnetic control housing rotatably, one of the set of the transmission wheels is engaged with the worm gear, and another of the set of the transmission wheels is engaged with at least on driven teeth of the swinging wheel, wherein two opposite ends of the linkage arm are pivotally mounted at a swinging arm of the swinging wheel and the cover body of the magnetic control cover, respectively, wherein the driving motor is capable of driving selectively the worm gear to rotate in two opposite directions to selectively reduce and increase a distance between the at least one plurality of magnetic members and the flywheel. 
     
     
         30 . The external magnetic control module for a sport apparatus, as recited in  claim 26 , wherein the braking mechanism is located between the magnetic control arm of the external magnetic control assembly and the rim edge of the flywheel, the pivoting end of the braking mechanism is pivotally installed in the magnetic control housing, wherein the brake driver has an upper end portion and a lower end portion corresponded to the upper end portion, the magnetic control housing has an operating channel and the magnetic control arm of the external magnetic control assembly has a through groove, wherein the operating channel is communicated with the holding space and the operating channel of the magnetic control housing is corresponded to the through groove of the magnetic control arm, so that the lower end of the brake driver is capable of passing through the operating channel of the magnetic control housing and the through groove of the magnetic control arm sequentially to be abutted on the braking end of the braking mechanism. 
     
     
         31 . The external magnetic control module for a sport apparatus, as recited in  claim 26 , wherein the brake driver further comprises an encoding unit having an operating ring, an encoder and a through hole, wherein the encoder is provided around the upper end of the driving rod, wherein the encoder has a fixed portion and a movable portion which is capable of rotating relative to the fixed portion, wherein the operating ring is provided around the encoder and the movable portion of the encoder is mounted at the operating ring. 
     
     
         32 . The external magnetic control module for a sport apparatus, as recited in  claim 31 , wherein the brake device further comprises a control wire, an encoding circuit board and a control circuit board, the driving rod of the brake driver has a wiring channel, a top side opening and a bottom side opening, wherein the encoding unit is connected with the encoding circuit board, the control circuit board is disposed at the magnetic control housing, the top side opening is communicated with the wiring channel at a top portion of the wiring channel, the bottom side opening is communicated with the wiring channel at a side portion of the wiring channel, wherein the control wire is arranged in the wiring channel of the driving rod, an upper end of the control wire is connected with the encoding circuit board through the top side opening of the driving rod, and a lower end of the control wire is connected with the control circuit board through the bottom side opening of the driving rod, wherein when the driving rod is driven to move along the moving channel, the control wire is capable of being driven to move synchronously. 
     
     
         33 . The external magnetic control module for a sport apparatus, as recited in  claim 32 , wherein the control circuit board is mounted at an outer side the first side housing of the magnetic control housing and the bottom side opening of the driving rod is exposed to the outer side of the magnetic control housing, so that of the control wire is capable of being connected directly with the control circuit board through the bottom side opening. 
     
     
         34 . The external magnetic control module for a sport apparatus, as recited in  claim 32 , wherein the brake driver further comprises a holding plate and a pressing plate, the driving rod has a rod body mounting portion passing through the board channel of the encoding circuit board and the through hole of the encoding unit, the encoding circuit board has a board channel, wherein the holding plate is fixedly mounted at the upper end of the driving rod, the encoding circuit board is disposed at the holding plate and the encoding unit is operatively disposed at the holding plate, wherein the pressing plate is fixedly mounted at the rod body mounting portion of the driving rod, and the pressing plate and the holding plate are located at two opposite sides of the encoding unit, respectively. 
     
     
         35 . The external magnetic control module for a sport apparatus, as recited in  claim 34 , wherein the holding plate comprises a plate body and a plate column and has a first holding plate channel and a second holding plate channel, wherein the plate column is outwardly extended from the plate body, wherein the first holding plate channel is formed at the plate body and the plate column to allow the rod body mounting portion of the driving rod to pass through the first holding plate channel of the holding plate, the second holding plate channel is formed at a side portion of the plate column and is communicated with the first holding plate channel, so that when the rod body mounting portion of the driving rod passes through the first holding plate channel of the holding plate, the top side opening of the driving rod is corresponded to and is communicated with the second holding plate channel of the holding plate, so as to allow the upper end of the control wire to pass through the top side opening of the driving rod and the second holding plate channel of the holding plate to be connected with the encoding circuit board.

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