JP3125926U - Foldable treadmill - Google Patents

Abstract

A foldable treadmill is provided.
A foldable treadmill has a seat and a forward carriage pivotally attached to the seat with a pivot axle to allow the carriage to be rotated relative to the seat. A tread base having one portion and a rear treadmill frame pivotally secured to the carriage to allow the treadmill frame to be rotated and folded relative to the carriage. When the red mill frame is rotated and folded with respect to the carriage and seat, it is foldable and engageable with the seat, thereby lowering the center of gravity of the tread mill and preventing the tread mill from falling. The treadmill frame may be selectively latched on the carriage by a spring biased latch at a position standing upright.
[Selection] Figure 1

Description

  The present invention relates to a foldable treadmill, and more particularly, a foldable treadmill having an improved structure that facilitates the treadmill to stand upright or to be folded. It can be folded and easily folded down to a horizontal operating position.

  A typical foldable treadmill includes a handle device that extends upward from or vertically supported on the seat, and a tread base, the tread base being pivotally attached to the seat or handle device. A tread base with respect to the seat or handle device between the upright standing or folding position and the downward horizontal operating position. To do.

  For example, US Pat. No. 6,015,368 to Clem et al. Discloses one typical foldable treadmill. The treadmill also includes a treadmill frame having a forward portion pivotally or rotatably attached to the carriage, and a lifting and motorized structure. The lifting and motorized structure is between the treadmill frame and the carriage so that the treadmill frame rotates or folds with respect to the carriage between the upright or folded position and the downward horizontal operating position. Combined.

  However, the treadmill frame includes a long monolithic structure. The long monolithic structure must consume more or a large amount of energy for the electric lifting structure to rotate or fold the treadmill frame relative to the carriage. In addition, when the treadmill frame is rotated or folded with respect to the carriage, the treadmill center of gravity is offset from the carriage so that the treadmill can become unstable and more likely to fall. Become.

  U.S. Pat. No. 6,811,518 to Lin discloses another exemplary foldable treadmill. The treadmill also has a tread base having a forward portion pivotably or rotatably attached to the seat, and a power coupled to the tread base and the seat to rotate or fold the tread base relative to the seat. A drive device is provided.

  Similarly, however, the tread base also has a long monolithic structure and the power drive must also consume more or a large amount of energy to rotate or fold the tread base relative to the seat. Don't be. In addition, the center of gravity of the treadmill is offset from the seat so that when the tread base is rotated or folded relative to the seat, the treadmill can become unstable and more likely to fall off. .

  The present invention was born to alleviate and / or eliminate the disadvantages described above for conventional foldable treadmills.

  The present invention provides a foldable treadmill that includes a structure that allows the treadmill to be easily folded into a position that is upright or folded and that can be easily folded into a horizontal operating position below. The main purpose is to provide a red mill.

  Another object of the present invention is to provide a foldable treadmill including a foldable two-part tread base. Thereby, the center of gravity of the treadmill is prevented from being offset from the seat and thereby the treadmill is held or maintained in a stable structure so that the tread base is rotated or folded relative to the seat It is possible to prevent from falling.

The present invention
A foldable treadmill:
A seat,
Including a forward carriage as described above pivotally attached to the seat at the pivot axle to allow the carriage to rotate with the pivot axle relative to the seat, and a treadmill frame to the carriage A two-part tread base that includes the rear treadmill frame pivotally secured to the carriage to allow rotation and folding relative to the carriage;
Have
When the treadmill frame is rotated and folded with respect to the carriage and the seat, the carriage is foldable and engaged with the seat so as to lower the center of gravity of the treadmill and prevent the redmill from falling. Is possible,
Provide a foldable treadmill.

  Further objects and advantages of the present invention will become apparent upon appropriate reference to the accompanying drawings and upon reading the detailed description that follows.

  Referring to the drawings and referring first to FIGS. 1 and 2, a foldable treadmill 1 according to the present invention includes a seat 10. The seat 10 includes one or more, for example two, ears 11 extending upward from the front portion 12 of the seat 10 and includes two side tubes 13, and a rear node 14 is located behind the side tubes 13. Coupled or secured between the portions, each side tube 13 includes a bore 15 formed therein, and a channel 16 is formed within each side tube 13 and each bore of the side tube 13 (FIG. 1). Contact 15

  A bolt or thread member 20 is rotatably disposed or supported or engaged in the central portion of the seat 10 and is disposed between the side tubes 13 in parallel with the side tubes 13. A motor 21 is also attached to the seat 10 and coupled to the threaded member 20 by various typical coupling mechanisms (not shown). Typical coupling mechanisms include, for example, pulley belts, sprocket chains, gear couplings, or other coupling mechanisms that allow the threaded member 20 to be rotated or driven by a motor 21. . When the threaded member 20 is rotated or driven by a motor 21, a nut or follower 22 is threaded onto the threaded member 20 and is movable or adjustable along the threaded member 20. It is.

  The tread base 3 having two parts includes a front carriage 30 and a rear treadmill frame 40. The front carriage 30 and the rear treadmill frame 40 are pivotally or foldably secured together so that the carriage 30 and treadmill frame 40 are pivoted or rotated relative to each other. Or it can be folded (FIGS. 3-5). The carriage 30 includes a front portion 31. The front portion 31 is pivotally or rotatably attached to or coupled to the front portion 12 or the ear 11 of the seat 10, for example with a pivot axle 18. This allows the carriage 30 to be rotated about the pivot axle 18 relative to the seat 10. This is best shown in FIGS. The carriage 30 includes one or more, for example two, bars 33 extending downward and rearward from the rear portion 32 of the carriage 30.

  The treadmill frame 40 includes a front portion 41, which is attached or coupled to a rear portion 32 of the carriage 30 so as to be pivotably or rotatably, for example, by a pivot shaft 36 or the like. Thereby, the treadmill frame 40 can be rotated together with the pivot shaft 36 with respect to the carriage 30, and the treadmill frame 40 is in the upper folding position (FIG. 5) and the lower operation position with respect to the carriage 30. (Fig. 2) and the treadmill frame 40 can be rotated or adjusted to different angular positions (Figs. 3-4) with respect to the carriage 30. become.

  The treadmill frame 40 includes two side beams 42, one of the side beams 42 including a hollow space 43 (FIG. 1) formed therein, and the hollow space 43 includes a controller 70 therein. Accept. The treadmill frame 40 further includes a typical deck and a typical endless belt (not shown) provided thereon to support a user on the treadmill frame 40. The carriage 30 further includes a flap 34 extending from one side of the rear portion 32 of the carriage 30 or attached to one side of the rear portion 32, and a notch formed in the flap 34 for fastening or positioning applications. This will be described below.

  A pivot stand 50 is pivotally or rotatably attached or coupled to the rear portion 32 of the carriage 30, such as with a pivot rod 38, so that the stand 50 is with the pivot rod 38 relative to the carriage 30. It becomes possible to be rotated. For example, the stand 50 is pivotally attached to the rear portion 32 of the carriage 30 by means of an arm 51 having two side panels 52 that are pivotally or rotatably attached by a pivot rod 38 and one or more fasteners 54 to the follower 22. One or more, for example two, movably or rotatably mounted rims 53 extending from the central portion are included. Thereby, the carriage 30 and thus the treadmill frame 40 can be rotated or adjusted to different angular positions with respect to the seat 10 by means of the motorized threading member 20 and the follower 22 (FIGS. 2 to 3). become.

  During operation, as shown in FIGS. 2-5, the follower 22 is moved or adjusted relative to or along the threading member 20 when the threading member 20 is rotated or driven by the motor 21. The carriage 30 and the treadmill frame 40 may be moved relative to the seat 10 by the stand 50 and the follower 22 when the follower 22 is moved or adjusted relative to or along the threaded member 20. , May be rotated or adjusted to different angular positions. Thereby, the treadmill frame 40 can be rotated or adjusted to different angular positions with respect to the seat 10 according to the needs of the user. Accordingly, the threading member 20 and the motor 21 and / or the stand 50 can be used or act as rotating means for rotating the carriage 30 relative to the seat 10.

  The treadmill frame 40 is preferably attached to the rear portion 45 and includes one or more wheels 44 that facilitate movement or adjustment of the treadmill frame 40 relative to the seat 10. It is also desirable for the stand 50 to include one or more, such as two wheels or rollers 55. The wheel or roller 55 is pivotally or rotatably attached to the side panel 52 by means of a pivot pin 56, for example, and is rotatably or slidably received in the respective caliber 15 of the side tube 13 of the seat 10. Or engaged. Thereby, the stand 50 is guided and moved with respect to the seat 10, and the sliding movement of the stand 50 with respect to the seat 10 is promoted. The pivot pins 56 are slidably engaged with the channels 16 of the side tubes 13, respectively.

  As shown in FIGS. 1 and 6-7, the circuit board 60 is attached or secured to the flap 34 or the rear portion 32 of the carriage 30 with one or more fasteners 61. A sensing device or detection device or detector 62 is attached to the circuit board 60 and is used to control or operate the motor 21 to a typical processor or control device (not shown) of the motor 21 and / or treadmill 1, for example. Or it couple | bonds with the cable 63 grade | etc.,. The sensing device or detection device 62 may be selected from a typical infrared detection device 62 or the like. The infrared detection device 62 generates and / or receives infrared light, for example, and detects a relative angular position between the carriage 30 and the treadmill frame 40.

  An actuating device 64 is attached or fixed to the front portion 41 of the treadmill frame 40 and the actuating device 64 is rotatable or movable relative to the flap 34, the carriage 30, the sensing or detecting device 62 and the circuit board 60. It is moved in coordination with the treadmill frame 40 as possible. Actuator 64 includes a reflective region or an unmarked region 65. The reflection area or the unmarked area 65 reflects, for example, infrared rays generated by the detection device 62 and prevents the motor 21 from being operated. Actuator 64 further includes a non-reflective or marked area 66. The non-reflective or marked area 66, for example, absorbs or dissipates infrared generated by the detector 62 and allows the motor 21 to be activated or operated.

  To shield or block the sensing device 62 (FIG. 6), the non-reflective or marked region 66 of the actuator 64 is rotated relative to the sensing or sensing device 62 by the treadmill frame 40. Threaded member 20 may be moved or moved so that motor 21 is actuated or operated, and then carriage 30 is rotated or adjusted to a different angular position relative to seat 10. The follower 22 may be moved or adjusted along. For example, after the carriage 30 and the treadmill frame 40 are rotated or adjusted to a tilted position as shown in FIG. 3 with respect to the seat 10, the treadmill frame 40 is lifted with respect to the carriage 30 by the user. It may be folded or folded or rotated.

  During operation, when the treadmill 1 needs to be folded, the treadmill frame 40 may be lifted, folded or rotated from the position shown in FIGS. Often, the non-reflective or marked area 66 of the actuator 64 is rotated or moved to shield or block the sensing or detection device 62 (FIGS. 4 and 6) by the treadmill frame 40. May be. Thereby, the motor 21 is operated, and the follower 22 can be actuated, moved or adjusted along the threaded member 20. This is for example to rotate or adjust the carriage 30 downward from the seat 10 from the position as shown in FIGS. 4 to 5, so that the treadmill frame 40 can be moved by the user by the carriage 30. In contrast, it can be folded or rotated further up into the upright folding position shown in FIG.

  One or more, such as two support devices 46 and, for example, pneumatic or hydraulic actuators or cylinders 46, etc., support the treadmill frame 40 in a folded position upright with respect to the carriage 30. It may be further provided and attached or coupled between the frame 40 and the carriage 30. Preferably, a support device or actuator or cylinder 46 may be arranged to allow the user to easily fold or rotate the treadmill frame 40 relative to the carriage 30, or Interference by the support device 46 prevents the treadmill frame 40 from being folded or rotated upward relative to the carriage 30, and the support device 46 holds the treadmill frame 40 in an upright folding position with respect to the carriage 30. Makes it possible to support.

  A control device 70 is engaged in a hollow space 43 of one of the side beams 42 and includes a latch or spring biased latch 71, which is slidably engaged, for example, in a bracket 47. Etc., slidably attached to or engaged with the side beam 42, the bracket 47 is disposed or engaged with the front portion 41 of the side beam 42, and the spring member 72 is connected to the latch 71 and the bracket 47 or side May be engaged between the beam 42 and bias the latch 71 to selectively engage within the notch 35 of the flap 34 or the notch 35 of the carriage 30 (FIG. 5) and the treadmill frame 40. Is more firmly or stably supported or fixed at the folding position upright with respect to the carriage 30 or is latched. .

  The control device 70 further includes a pole 73 slidably attached to or engaged with the side beam 42, the pole 73 being slidably engaged with, for example, another bracket 48, etc. 48 is disposed or engaged in the rear portion 45 of the side beam 42, the pole 72 is coupled to the latch 71 with a coupling cable or coupling member 74, and a further spring member 72 is coupled to the pole 72 and the bracket 48 or The latch 71 may be biased so as to selectively engage the notch 35 of the flap 34 or the notch 35 of the carriage 30. A knob or grip 76 may be pivotally coupled to the outer end of the pole 72 extending from the side beam 42, thereby selectively pulling the latch 71 from the notch 35 of the flap 34 or the carriage 30 notch 35. And the clutch is disengaged as well as thereby allowing the treadmill frame 40 to be rotated or folded downward by the user to an operating position which is horizontal below the carriage 30.

  The tread base 3 having two parts includes a rear treadmill frame 40 that is pivotably or foldably fixed to the front carriage 30 so that the treadmill frame 40 is pivotally attached to the carriage 30. Note that it can be rotated or rotated or folded and prevents the carriage 30 from being rotated or folded relative to the seat 10. The entire tread base 3 having two parts does not need to be rotated or folded with respect to the seat 10. Engagement of the carriage 30 with the seat 10 (FIG. 5) may lower the center of gravity of the treadmill 1 or prevent the center of gravity of the treadmill 1 from being offset from the seat 10, and thus the treadmill frame 40 is The treadmill 1 can be prevented from falling when rotated or folded with respect to the carriage 30 and the seat 10.

  Accordingly, the foldable treadmill includes a structure that allows the treadmill to be easily folded into an upright position and easily folded into a horizontal operating position below, and the center of gravity of the treadmill is Including a tread base having two portions that are foldable relative to each other to prevent being offset from the seat, thereby holding or maintaining the treadmill in a stable structure, and the tread base relative to the seat Can be prevented from falling off when rotated or folded.

1 is a partially exploded view of a foldable treadmill according to the present invention. FIG. It is the schematic which shows the partial side surface of the foldable treadmill. It is the schematic which shows the partial side surface similar to FIG. 2 which showed folding operation of the foldable treadmill. It is the schematic which shows the partial side surface similar to FIG. 2 which showed folding operation of the foldable treadmill. It is the schematic which shows the partial side surface similar to FIG. 2 which showed folding operation of the foldable treadmill. FIG. 2 is a schematic diagram showing an enlarged partial side view of a foldable treadmill sensing or detection device. FIG. 6 is a schematic diagram showing a further enlarged partial side view of a foldable treadmill sensing or detection device.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Foldable treadmill 3 Tread base 10 Seat 11 Ear 12 Front part 12 of seat 10
13 Side tube 13
14 Rear Node 15 Diameter 16 Channel 18 Pivoting Axle 20 Threading Member 21 Motor 22 Follower 30 Carriage 31 Front Part of Carriage 30 32 Rear Part of Carriage 30 33 Bar 34 Flap 35 Notch 36 Pivoting Shaft 38 Pivot Rod 40 Treadmill Frame 41 Front part of treadmill frame 40 42 Side beam 43 Hollow space 44 Wheel 45 Rear part of treadmill frame 40 Support device 47 Bracket 48 Another bracket 50 Stand 51 Arm 52 Side panel 53 Rim 54 Fastener 55 Roller 56 Pivoting pin 60 Circuit Board 61 Fastener 62 Detector 63 Cable 64 Actuator 65 Reflective Area or Unmarked Area 66 Non-Reflective Area or Marked Area 70 Control Device 71 latch or spring-biased latch 71
72 Spring member 73 Pole 74 Connection cable or member

Claims (5)

A foldable treadmill:
A seat,
Including a forward carriage as described above pivotally attached to the seat at the pivot axle to allow the carriage to rotate with the pivot axle relative to the seat, and a treadmill frame to the carriage A two-part tread base that includes the rear treadmill frame pivotally secured to the carriage to allow rotation and folding relative to the carriage;
Have
When the treadmill frame is rotated and folded with respect to the carriage and the seat, the carriage is foldable and engaged with the seat so as to lower the center of gravity of the treadmill and prevent the redmill from falling. Is possible,
A foldable treadmill. A spring biased latch that selectively latches the treadmill frame on the carriage and stably supports the treadmill frame on the carriage in an upright position and a folded position;
The spring biased latch is disposed on the treadmill frame and biased to selectively engage the carriage;
The treadmill frame includes a beam having a hollow space for receiving the spring biased latch;
The treadmill frame includes a bracket disposed on the beam;
The spring biased latch is disposed on the bracket;
The treadmill frame includes a grip coupled to the spring biased latch to move the spring biased latch away from the carriage;
The foldable treadmill according to claim 1. The two-part tread base has at least one support coupled between the treadmill frame and the carriage to support the treadmill frame in an upright position and a folded position relative to the carriage. Including equipment,
The foldable treadmill according to claim 1. A rotating means for rotating the carriage relative to the seat;
The rotating means includes
An electric threading member rotatably disposed on the seat;
A follower that is threaded into the threaded member and movable and adjustable along the threaded member when the threaded member is rotated relative to the seat;
A stand coupled between the carriage and the follower;
The stand includes at least one roller slidably engaged with the seat to guide and move relative to the seat;
The seat includes at least one tube having a bore that slidably receives the at least one roller of the stand;
The seat includes a channel formed in the at least one tube and in communication with the caliber of the at least one tube;
The stand includes a panel;
The at least one roller is pivotally attached to the panel with a pivot pin, and the pivot pin is slidably engaged with the channel of the at least one tube;
The foldable treadmill according to claim 1. The tread base of the two parts includes a detection device for detecting a relative angular position between the carriage and the treadmill frame, the detection device being attached to the carriage, and an actuating device being the tread base. The actuator is attached to a red mill frame and moved in cooperation with the tread mill frame, and the actuating device is rotatable with respect to the carriage and the detecting device by rotating the tread mill frame with respect to the carriage. Yes,
A threaded member is rotatably disposed on the seat;
When the follower is threaded onto the threaded member and coupled to the carriage, the follower is movable and adjustable along the threaded member when the threaded member is rotated relative to the seat; A motor is coupled to the threaded member to rotate the threaded member, and the actuator is coupled to the motor to operate the motor;
The foldable treadmill according to claim 1.

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