TWI748712B - Rower - Google Patents

Abstract

A rower has a main frame, a saddle, and a resistance assembly. The main frame has a sliding track, the sliding track has a front end and an opposite rear end. The saddle is slidably disposed on the sliding track. The resistance assembly is mounted under the sliding track and is located adjacent to the rear end of the sliding track. By mounting the resistance assembly under the sliding track, the overall size of the rower is reduced.

Description

Rowing machine

The invention is a rowing machine.

Known US Publication No. 2018/0056117 Invention Patent, which discloses a rowing machine, as can be seen from Figure 1A of the above-mentioned patent, the rowing machine includes a track portion 145 and a resistance mechanism 124, and the resistance mechanism 124 is provided on the rowing machine. The rear. Among them, the resistance mechanism 124 is located behind the track portion 145, and the resistance mechanism 124 is not located below the track portion 145, resulting in a relatively large volume of the overall rowing machine, which is not conducive to storage and transportation.

It is also known that the invention patent of US Certificate No. 7108639 also describes a rowing machine, which includes a sliding rail 31 and a lifting unit 40, and the lifting unit 40 is connected to the sliding rail 31 to adjust the angle of the sliding rail 31.

One of the objectives of the present invention is to improve various deficiencies in the prior art, and further propose a structure design of a rowing machine, which can reduce the overall volume of the rowing machine.

The reason is that a rowing machine provided according to the present invention includes a main frame, a cushion, and a resistance device. The main frame is provided with a sliding rail, the sliding rail has a front end and an opposite rear end, and the cushion is The resistance device is slidably arranged on the sliding rail, and the resistance device is installed under the sliding rail and adjacent to the rear end of the sliding rail.

Thereby, by changing the resistance device to be arranged at the rear half of the rowing machine and arranged under the slide rail, the overall volume of the rowing machine can be further reduced.

In one aspect, the resistance device includes a housing, a driving wheel, a driven wheel, and a magnetoresistor. The driving wheel includes a rope reel and a pulling reel arranged coaxially, and the rowing machine also includes a device A force grip, the force application grip is connected with a first pull rope, the first pull rope is connected to the rope reel, and the pull reel is connected to the driven wheel through a belt.

In another aspect, the rowing machine further includes a pair of brackets, the auxiliary bracket is provided with a resistance adjustment button, the resistance adjustment button is connected to a second rope, and the second rope is connected to the magnetoresistor to control the magnetic The stopper is close to or far away from the driven wheel.

In another aspect, the rowing machine further includes a pair of brackets, the auxiliary bracket is provided with a resistance adjustment button, the resistance adjustment button is connected to a second rope, and the second rope is connected to the magnetoresistor to control the magnetic The stopper is close to or far away from the driven wheel.

In the following, the technical content and features of the present invention will be described in detail by means of several examples listed in conjunction with the drawings. The content of this specification refers to "up", "down", "inner", "outer", "top", Directional adjectives such as "bottom" are merely exemplary descriptive terms based on the normal direction of use, and are not intended to limit the scope of claims.

Furthermore, the singular forms of "a", "an" and "the" as used in the scope of the claims of the present invention all include multiple meanings. Therefore, for example, the description of "an element" refers to one or more elements, and includes equivalent substitutions known to those having ordinary knowledge in the art. All conjunctions used in similar situations should also be understood as the broadest meaning. The specific shapes and structural features or technical terms described in the content should also be understood as including functions that can be achieved by specific structures or technical terms. Equivalent to replace structural or technical terms.

In order to explain the technical features of the present invention in detail, the following several embodiments are given in conjunction with the drawings. For the convenience of describing the following embodiments, the following embodiments will assume that a pair of brackets 20 of the rowing machine are located on the rowing machine. As the direction reference.

As shown in FIGS. 1 to 9, an embodiment of the present invention provides a rowing machine 1, which includes a main frame 10, a secondary frame 20, a force-applying handle 30, and a resistance device 40.

The main support 10 includes a slide rail 11 and a base 12 integrally connected, the slide rail 11 is located above the base 12, the slide rail 11 has a flat top surface, and two sides are provided with protruding edge portions 111. There is an accommodating space 13 between the slide rail 11 and the base 12, and the accommodating space 13 is used for installing the resistance device 40. As shown in FIG. 1, the rear half of the slide rail 11 is directly above the resistance device 40. A set of pedals 14 are also provided on both sides of the front half of the main bracket 10.

Please refer to Figure 1 and Figure 9. A seat cushion 50 is slidably disposed on the slide rail 11. The seat cushion 50 structurally includes a cushion body 51, a set of mounting brackets 52, two sets of upper rollers 53 and a set of lower rollers 54. The set of mounting brackets 52 are fixed to the bottom of the cushion body 51 at intervals. Two upper connecting shafts 55 and two lower connecting shafts 56 are arranged between the set of mounting brackets 52. The two sets of upper rollers 53 are respectively rotatably arranged at The two upper connecting shafts 55, the set of lower rollers 54 are respectively rotatably arranged on the two lower connecting shafts 56, as shown in FIG. 1, the edge 111 of the slide rail 11 is located between the upper roller 53 and the lower roller 54 .

Please refer to Figure 2. The slide rail 11 is gradually bent upwards from front to back. The top surface of the slide rail 11 is a circular arc surface with a radius of curvature R. The radius of curvature R can be adjusted depending on the situation. In other possible situations, the top surface of the sliding rail 11 may also be, for example, an elliptical surface or a curved surface in other forms.

Since the slide rail 11 of this embodiment is gradually bent upwards from front to back, when the user pedals the set of pedals 14 with both feet and holds the force application grip 30 to perform rowing motion, the user’s buttocks together The seat cushion 50 will slide backward along the slide rail 11, and the height of the user in a sitting posture will gradually increase as the seat cushion 50 slides backward. Compared with the slide rails 11 of the traditional rowing machine 1 that extend straight from front to back, the seat cushion 50 of this embodiment can rise higher along the bent slide rails 11, so the user’s legs require a load. The component of its own weight will be greater, which will produce a higher weight load on the user’s legs, and enhance the user’s exercise and fitness effects.

The present invention also provides a folding mechanism of the rowing machine 1, please refer to FIGS. 10-15.

Please refer to Figure 13 first. The auxiliary bracket 20 is arranged in front of the main bracket 10. The auxiliary bracket 20 includes an auxiliary bracket body 21 and a rotating shaft 22. One end of the rotating shaft 22 is fixed to the auxiliary bracket body 21, and the opposite end of the rotating shaft 22 is pivotally connected to the main bracket 10 The front end (as shown in FIG. 15) allows the auxiliary bracket 20 to pivot between an unfolded position (as shown in FIG. 13) and a collapsed position (as shown in FIG. 14) through its rotating shaft 22. The rotating shaft 22 is made of a solid material (for example, metal). The front end of the main bracket 10 is also provided with a stopper 15. The stopper 15 is also made of a solid material, so that when the auxiliary bracket 20 pivots to the collapsed position At this time, the middle section of the rotating shaft 22 abuts the stopper 15 of the main support 10 and is stopped by the stopper 15, so that the auxiliary support 20 cannot pivot further toward the main support 10.

Please also refer to Figures 10 to 12. The bottom of the front end of the main bracket 10 is provided with a screw lock seat 16, the screw lock seat 16 is provided with a screw hole (hidden at the end of the locking bolt), a fixing bolt 17 is locked on the screw hole, and the fixing bolt 17 has a screw rod connected Section (see Figure 12) and a pressing section 19. A fastener 23 is provided at the bottom of the auxiliary bracket 20. The fastener 23 has two buckling portions 232 and an opening 231 in the center. The two buckling portions 232 are respectively located on two sides of the opening 231 and extend toward the main bracket 10. The opening 231 is for the fixing bolt 17 to pass through. When the auxiliary bracket 20 is in the unfolded position, the fastener 23 abuts on the screw lock seat 16, the screw part of the fixing bolt 17 passes through the opening 231 of the fastener 23 and is screwed into the screw hole of the screw lock seat 16, and the tightening part 19 It abuts against the fastener 23 and tightens the fastener 23 so that the auxiliary bracket 20 and the main bracket 10 can be integrated into one body through the fastener 23, the screw lock seat 16 and the fixing bolt 17.

When the user needs to fold the rowing machine 1 and needs to pivot the sub-support 20 from the deployed position to the folded position, the user can first loosen the fixing bolt 17 so that the pressing part 19 of the fixing bolt 17 is no longer tightened. Then, the user can hold the auxiliary bracket 20 and pivot the auxiliary bracket 20 to the collapsed position. At this time, the middle stopper 15 of the rotating shaft 22 stops. In this way, the overall volume of the rowing machine 1 and the volume during transportation can be reduced, and the user can fold the rowing machine 1 when the rowing machine 1 is used in his home to save space.

The present invention also provides a grip fixing mechanism of the rowing machine 1, please refer to FIGS. 16 and 17. Among them, the force-applying grip 30 can be held by the user for exercise, so as to achieve the effect of exercise and fitness. As shown in FIG. 16, the bottom of the force application handle 30 is provided with a fixing groove 31, and a first magnetic member 32 is provided in the fixing groove 31. In this embodiment, the first magnetic member 32 is an iron sheet. The auxiliary bracket 20 is also provided with a convex portion 24, the size of the convex portion 24 is corresponding to the size of the fixing groove 31, and the configuration of the convex portion 24 is complementary to the fixing groove 31 of the urging grip 30, so that the urging grip 30 It can be integrated with the convex portion 24 of the sub-bracket 20 through the fixing groove 31 thereof. The protruding portion 24 of the auxiliary bracket 20 is provided with a second magnetic attraction element 241. The second magnetic attraction element 241 is a magnet in this embodiment. The second magnetic attraction element 241 can magnetically attract the first magnetic attraction element 32 to exert force The grip 30 is more firmly coupled to the convex portion 24 of the sub-bracket 20.

Through the design of the grip fixing mechanism of the above embodiment, when the user wants to fold the rowing machine 1, because the force applying grip 30 is integrated with the auxiliary bracket 20 through its fixing groove 31, and the second fixing groove 31 A magnetic member 32 is attracted by the second magnetic member 241 of the sub-support 20, so that the force-applying grip 30 and the fixing groove 31 can be firmly combined. Therefore, in the process of bending the sub-support 20, the force-holding The handle 30 is not easily detached from the auxiliary bracket 20, so the user can fold the force application grip 30 relatively conveniently and easily, and can prevent the force application grip 30 from accidentally falling and being damaged during the folding process.

In order to effectively reduce the overall volume of the rowing machine 1, the resistance device 40 is also provided under the slide rail 11 in this embodiment. Please refer to Figure 1, Figure 18 to Figure 20.

Please refer to FIG. 20, the entire resistance device 40 is a modular design, and the entire resistance device 40 is located directly below the second half of the slide rail 11.

As shown in FIG. 18, the resistance device 40 includes a housing 41, a driving wheel 42, a driven wheel 43, a magnetoresistor 44 and an outer cover 47. The driving wheel 42 includes a rope reel 421 and a coaxially arranged rope reel 421. Pull the reel 422 (as shown in FIG. 20), the force application handle 30 is connected to a first pull cord 45, and the first pull cord 45 is connected to the cord reel 421 by way of internal wiring. The pulling reel 422 is connected to the driven wheel 43 by, for example, a belt. Therefore, when the user pulls the force application handle 30, the driving wheel 42 and the driven wheel 43 can be driven to rotate through the first pull cord 45.

The auxiliary bracket 20 is also provided with a resistance adjustment button 25. The resistance adjustment button 25 is connected to a second drawstring 46. The second drawstring 46 is connected to the magnetoresistor 44 through internal wiring, so as to control the magnetoresistor 44 to approach or move away from the slave. The driving wheel 43 further forms a magnetic resistance to the driven wheel 43.

Compared with the traditional rowing machine 1 where the resistance device 40 is installed in the front half of the rowing machine 1, this embodiment changes the resistance device 40 to the rear half of the rowing machine 1 and is installed under the slide rail 11. The overall volume of the rowing machine 1 can be further reduced.

Finally, it must be explained again that the methods and constituent elements disclosed in the foregoing embodiments of the present invention are only examples, and are not intended to limit the scope of the present invention. Any simple structural modifications or changes that do not deviate from the spirit of the present invention are mentioned. Or replacement with other equivalent components should still fall within the scope of the patent application of the present invention.

Prior art 145: Track Department 124: Resistance Mechanism 31: Slide rail 40: Lifting unit Example 1: Rowing machine 10: Main bracket 11: Slide rail 111: Edge 12: Base 13: accommodating space 14: Pedal 15: Stopper 16: Screw lock seat 17: fixing bolt 19: Urgent Department 20: Sub-bracket 21: Sub-bracket body 22: shaft 23: fasteners 231: open 232: buckle part 24: Convex 241: The second magnetic part 25: Resistance adjustment knob 30: force grip 31: fixed slot 32: The first magnetic part 40: resistance device 41: Shell 42: driving wheel 421: Rope Reel 422: Pull the scroll 43: driven wheel 44: Magnetoresistor 45: The first drawstring 46: second drawstring 47: Outer cover 50: cushion 51: Pad body 52: Mounting bracket 53: upper scroll wheel 54: Lower scroll wheel 55: Upper connecting shaft 56: Lower connecting shaft

The detailed structure, characteristics, assembly or use of the rowing machine will be described in the following embodiments. However, it should be understood that the embodiments and drawings described below are only illustrative and should not be used Limit the scope of patent application of the present invention, among which:

Figure 1 is a perspective view of the rowing machine of the embodiment; Figure 1a is similar to Figure 1, which omits showing the pedals and cushions; Figure 2 is a front view of the rowing machine of the embodiment; Figure 3 is a top view of the rowing machine of the embodiment, which omits the illustration of the pedals and cushions; Figure 4 is a bottom view of the rowing machine of the embodiment, which omits the illustration of the pedals and cushions; Figure 5 is a front view of the rowing machine of the embodiment, which omits the illustration of the pedals and cushions; Figure 6 is a rear view of the rowing machine of the embodiment, which omits the illustration of the pedals and cushions; Figure 7 is a left side view of the rowing machine of the embodiment, which omits the illustration of the pedals and cushions; Figure 8 is a right side view of the rowing machine of the embodiment, which omits the illustration of the pedals and cushions; Figure 9 is a perspective view of the seat cushion of the rowing machine of the embodiment; Figure 10 is a partial front view of Figure 2; Figures 11 and 12 are partial perspective views of the rowing machine from another angle; Figure 13 is a partial perspective view of the rowing machine from another angle to illustrate the situation that the rowing machine is in the deployed position; Figure 14 is similar to Figure 13 to illustrate the situation where the rowing machine is in the retracted position; Figure 15 is a partial enlarged cross-sectional view of Figure 1; Figure 16 is a perspective view of the force application grip of the embodiment; Figure 17 is a partial perspective view of Figure 1; Figure 18 is a front view of the rowing machine of the embodiment, which omits the outer cover of the resistance device; Figure 19 is a rear view of the rowing machine of the embodiment, which omits the outer cover of the resistance device; Fig. 20 is a partial enlarged view of Fig. 1 to illustrate the resistance device.

1: Rowing machine

10: Main bracket

11: Slide rail

111: Edge

12: Base

13: accommodating space

14: Pedal

20: Sub-bracket

25: Resistance adjustment knob

30: force grip

40: resistance device

41: Shell

50: cushion

51: Pad body

Claims (4)

A rowing machine is characterized by comprising a main support, a cushion and a resistance device, the main support is provided with a slide rail, the slide rail has a front end and an opposite rear end, the seat cushion is slidably provided on the slide The resistance device is installed below the sliding rail and adjacent to the rear end of the sliding rail. The rowing machine according to claim 1, wherein the resistance device includes a housing, a driving wheel, a driven wheel and a magnetoresistor, and the driving wheel includes a rope reel and a pulling reel arranged coaxially, the The rowing machine also includes a force-applying grip, the force-applying grip is connected to a first pull rope, the first pull rope is connected to the rope reel, and the pull reel is connected to the driven wheel through a belt. The rowing machine according to claim 2, wherein the rowing machine further includes a pair of brackets, the auxiliary bracket is provided with a resistance adjustment button, the resistance adjustment button is connected to a second pull rope, and the second pull rope is connected to the magnetic resistance To control the magnetic resistor to be close to or away from the driven wheel. The rowing machine according to claim 2, wherein the rowing machine further includes a pair of brackets, the auxiliary bracket is provided with a resistance adjustment button, the resistance adjustment button is connected to a second pull rope, and the second pull rope is connected to the magnetic resistance To control the magnetic resistor to be close to or away from the driven wheel.

Images