CN102302840B - Sports equipment capable of adjusting operation mode - Google Patents

Sports equipment capable of adjusting operation mode Download PDF

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Publication number
CN102302840B
CN102302840B CN 201110239057 CN201110239057A CN102302840B CN 102302840 B CN102302840 B CN 102302840B CN 201110239057 CN201110239057 CN 201110239057 CN 201110239057 A CN201110239057 A CN 201110239057A CN 102302840 B CN102302840 B CN 102302840B
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China
Prior art keywords
support body
counter
rotating support
axis
along
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CN 201110239057
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CN102302840A (en
Inventor
诺尔·强森
汤玛士·摩伦
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Johnson Health Tech Shanghai Co Ltd
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Johnson Health Tech Co Ltd
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Priority claimed from US12/491,967 external-priority patent/US8104987B2/en
Priority claimed from US12/604,081 external-priority patent/US7841969B1/en
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Publication of CN102302840A publication Critical patent/CN102302840A/en
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Abstract

A locking and unlocking apparatus using an engagement pin with beveled surfaces designed to be inserted between two bodies. As the engagement pin is extended axially into a gap between the two bodies, it moves in a transverse direction to wedge tightly between the first and second body, locking them tightly together. When the engagement pin is retracted, the second body is able to move relative to the first body. A plurality of engagement surfaces placed into one of the bodies allows the mechanism to be locked into a plurality of set positions. These engagement surfaces on the first and second bodies also serve to locate the engagement pin when in the fully locked position, thereby reducing the need for tight tolerances.

Description

Can adjust the sports equipment of operational configurations
The application is that the application number of submitting on December 30th, 2009 is 200910215592.8, and name is called the dividing an application of patent application of " sports equipment that can adjust operational configurations "
Technical field
The present invention is relevant with sports equipment, refers to a kind of sports equipment that utilizes locking device support body to be fixed into the operational configurations adjusted of different kenels especially.
Background technology
The indoor sport equipment of lifecycle or weight training device and so on, usually all be available for users to adjust height or the front and back position of sports equipment seat, to adjust seat with respect to the relativeness of the operating portion (for example bicycle confession people steps on the pedal of commentaries on classics or the handle of weight training device confession people push-and-pull etc.) of moving cell, so that the user of different builds all can move with suitable posture.Some sports equipment then can make aforementioned operation portion near or away from seat, essential meaning is identical.In short, the aforementioned movement equipment is a part (first support body) another part (second support body) displacement relatively that makes support body, and utilizes a locking device with the select location of the two relative fixed on movable direction.
By and large, can select the locking device of first, second support body relative fixed at a plurality of predeterminated positions one of them (so-called " multisection type "), its location steadiness can be higher than can be with first, second support body relative fixed locking device of optional position (so-called " stepless ") in movable scope, because the former is the strength of utilizing inlay card mostly, and the latter utilizes the strength of friction to fix.Moreover, quick in order to operate, convenient, than the mode that adopts bolt to screw, the mode of the more normal employing latch of multisection type locking device intercalation, for example, one of them arranges night bolt first, second support body, and another setting can be for a plurality of locating holes of latch turnover, but user's drawing latch is in position decontroled latch again and is inserted it into corresponding locating hole so that first, second support body can relative displacement.Yet, because the inside and outside footpath of aforementioned locating hole and latch can not closely cooperate (otherwise can't insert smoothly and extract out), so even if the latch inlay card is in locating hole, first, second support body still can be along movable direction relative shaking in the play scope between latch and the locating hole, that is to say, adopt known bolt-type locking device can only fix the relativeness of first, second support body generally, fixing still more or less have pine to rock moving problem afterwards.
The U.S. the 7th, 530, No. 932 patent discloses a kind of hand exercise equipment, the crank mechanism that is available for users to take sitting posture and turns the place ahead with both hands, the seat that wherein can adjust height is to utilize aforementioned known bolt-type locking device to fix, and therefore has above-mentioned loosening problem.The U.S. the 2009/056th, No. 371 patents disclose case in early days and disclose the similar hand exercise equipment of motion mode, wherein can before and after the seat adjusted and the crank mechanism that can adjust up and down all be to utilize aforementioned known bolt-type locking device to fix, have the problems referred to above equally
In addition, in the hand exercise equipment that above-mentioned two patent documentations disclose, when the crank forward that orders about crank mechanism as the user rotates, crank axle rotation in the same way can be driven, thereby the resistance of motion that the drag devices that is connected with crank axle provides must be resisted; Static or when oppositely rotating, crank axle is not influenced by it when crank, so user's hand must not resist the aforementioned movement resistance, need not continue to rotate with motional inertia yet.Above-mentioned mechanism can make hand exercise nature, safety, but meanwhile, the application of force that the user only can carry out specific rotation direction turns action, and it is dull that the mode of hand exercise seems, the effect of hand exercise also is difficult to balanced complete.
Summary of the invention
At the problems referred to above, main purpose of the present invention is to provide a kind of sports equipment of adjusting operational configurations, and it is available for users to operate wherein handle only to carry out in the hand that specific rotation direction has the resistance motion that rotates; And the user can adjust specific rotation direction with respect to the direction relations of user's operating position, enriching the mode of hand exercise, and obtains balanced complete training effect.
For achieving the above object, a kind of sports equipment of adjusting operational configurations provided by the present invention is characterized in that including: a support unit comprises a body frame body and a counter-rotating support body; Described body frame body is provided with a seat group that supplies the user to sit down forward; Described counter-rotating support body articulates along a longitudinal axis and described body frame body, can rotate between one first angles of 180 degree of being separated by and one second angle with respect to described body frame body along described longitudinal axis, and can select to be positioned at described first angle or second angle; One moving cell, comprise a crank axle, two cranks and two handles, described crank axle laterally is hubbed on the predetermined position that the meeting on the described support unit is rotated relative to described body frame body with described counter-rotating support body along self axis, and, when described counter-rotating support body was positioned at described first angle or second angle, relative two ends of described crank axle laid respectively at left and right two sides; Described two cranks are connected its inner relative two ends of described crank axle respectively in mode that only can unidirectional drive; Described two handles are connected to the outer end of described two cranks, grip for described user; One drag devices is connected with described crank axle, the resistance when described crankshaft rotation is provided.
Described support unit also comprises a displacement support body, and described displacement support body can rotate with respect to described counter-rotating support body along described axis of pitch along an axis of pitch and the pivot joint of described counter-rotating support body, and can select to be positioned at the position in a plurality of positions; Described crank axle is hubbed on the described displacement support body, and the axis of crank axle is parallel to described axis of pitch.
Be pivoted between described displacement support body and the described counter-rotating support body power transmission shaft of a corresponding described axis of pitch, described power transmission shaft and described crank axle be driven rotary mutually; Described drag devices comprises a flywheel, and described flywheel is hubbed on the described counter-rotating support body, and can with the mutual driven rotary of described power transmission shaft.
Described counter-rotating support body has an axostylus axostyle, and described axostylus axostyle is hubbed on described body frame body along described longitudinal axis, and can be along described longitudinal axis with respect to the upper and lower displacement of described body frame body; Described axostylus axostyle has a cross-drilled hole that radially connects; One torque rod runs through described cross-drilled hole, and at the relative two ends roller that is pivoted respectively, is provided with an elastic supporting member for supporting optical member between described second wheel bottom side and the described body frame body; The center of circle tie line of described second wheel defines the main shaft of described torque rod, described torque rod has the eccentric part that can shore described cross-drilled hole inner peripheral surface with outer peripheral face, and described eccentric part has the described main shaft of outer peripheral face distance thick side far away relatively and the nearer relatively thin side of the described main shaft of distance; Described torque rod can be pulled in a last solution relatively and reverses between the angle in pull angle and described thin side of a last lock relatively in described thick side by user control, and in described twist process, the apical margin on the corresponding described longitudinal axis of described cross-drilled hole top can be crossed in the described main shaft of distance position farthest on the described eccentric part outer peripheral face; When described torque rod was positioned at described lock and pulls angle, the described body frame body of the local butt of described counter-rotating support body can't rotate described counter-rotating support body along described longitudinal axis.
Described counter-rotating support body and described body frame body are respectively equipped with relative two wedge shape protuberances and relative two wedge-shaped recess centered by described longitudinal axis; When described counter-rotating support body was positioned at described first angle or second angle, described two wedge shape protuberances can be distinguished involutory described two wedge-shaped recess; When described counter-rotating support body during along described longitudinal axis displacement, described wedge shape protuberance and wedge-shaped recess are can be along described longitudinal axis chimeric or separate.
Description of drawings
Fig. 1 is the left back stereogram of a preferred embodiment of the present invention under an operational configurations;
Fig. 2 is the right back stereogram of a preferred embodiment of the present invention corresponding diagram 1 state;
Fig. 3 is the front view of a preferred embodiment of the present invention corresponding diagram 1 state;
Fig. 4 is the right view of a preferred embodiment of the present invention corresponding diagram 1 state, and can move and change operational configurations along with displacement support body anteroposterior position with imaginary line signal moving cell wherein;
Fig. 5 is most of solution structure of a preferred embodiment of the present invention first half;
Fig. 6 is the right back stereogram (corresponding diagram 2 is got except the part cap) of a preferred embodiment of the present invention first half;
Fig. 7 is the right view (corresponding diagram 4 is got except the part cap) of a preferred embodiment of the present invention first half;
Fig. 8 is the cutaway view that obtains along the A-A hatching line among Fig. 7;
Fig. 9 a is the enlarged drawing of the circle B part among Fig. 8, shows that the displacement locking device is in the state of pulling of locking;
The similar Fig. 9 a of Fig. 9 b, but show that the displacement locking device is in the solution state of pulling;
Figure 10 is the right back stereogram of the displacement locking device main member under Fig. 8 state;
Figure 11 is the right view of the displacement locking device main member under Fig. 8 state, and can be along with the diverse location that forces the part inlay card at chimeric with wherein jammed of imaginary line signal;
Figure 12 show aforementioned jammed with the three-dimensional shape that forces part and fit structure;
Figure 13 and Figure 14 are respectively aforementioned front view and the vertical views (visual angle is independently set) that forces part;
Figure 15 and Figure 16 are respectively aforementioned jammed front view and side views (visual angle is independently set);
Figure 17 is the partial sectional view that obtains along the C-C hatching line among Fig. 8, mainly show aforementioned jammed with the fit structure that forces part;
Figure 18 is the left front stereogram of fixed leg top one band in a preferred embodiment of the present invention;
Figure 19 shows the columnar portion top end face of the counter-rotating support body in a preferred embodiment of the present invention and the fit structure between the stationary pipes bottom face;
Figure 20 is the axial cutaway view (corresponding diagram 8) of fixed leg top one band in a preferred embodiment of the present invention;
Figure 21 is the cutaway view that obtains along the D-D hatching line among Figure 20;
Figure 22 is the stereogram of the elastic supporting member for supporting optical member in a preferred embodiment of the present invention;
Figure 23 is the stereogram that reverses locating part in a preferred embodiment of the present invention;
Figure 24 is the stereogram of the counter-rotating locating part in a preferred embodiment of the present invention;
The continuous action of the counter-rotating locking device main member in Figure 25 a~25d signal a preferred embodiment of the present invention;
Figure 26 and Figure 27 are respectively front view and the right views of a preferred embodiment of the present invention, show the displacement support body along with the counter-rotating support body by another operational configurations after the counter-rotating before and after the state shown in Fig. 3,4.
The specific embodiment
Now lifting following examples also is elaborated to structure of the present invention and effect by reference to the accompanying drawings.
As Fig. 1~shown in Figure 4, the sports equipment of a preferred embodiment of the present invention also is that a kind of being available for users to carried out the hand exercise equipment that hand rotates and moves with sitting posture, mainly comprises a body frame body 10, counter-rotating support body 20, a displacement support body 30 and a moving cell 40 in appearance.
Body frame body 10 has a smooth base 11 in ground, is fixed in a fixed leg 12 of base 11 front end central authorities, and a seat group 13 that is assemblied in fixed leg 12 intermediate altitude rears, and wherein, seat group 13 is used for riding in seat for user's face forward.Counter-rotating support body 20 articulates along a longitudinal axis and fixed leg 12 tops, and displacement support body 30 articulates along an axis of pitch and counter-rotating support body 20 sides again, and each can carry out deflection and be positioned at required angle according to respective axes, and correlative detail holds the back explanation.Body frame body 10, counter-rotating support body 20 and displacement support body 30 common formation one support units, wait the basis of other members as supporting movement unit 40, and be provided for the user is supported on the support portion of an operating position---refer to the seat of seat group 13 in the present embodiment.Counter-rotating support body 20 in the present embodiment and displacement support body 30 correspond respectively to said in the foregoing invention content " first support body " and reach " second support body ".
Moving cell 40 has according to an axis of pitch (to call first axle in the following text) X1 and is articulated in relative two cranks 41 on the displacement support body 30, each crank 41 outer end is provided with one and supplies the user to catch the handle of holding 42, can do around circular motion along first axle X1, form the operating portion that the moving cell 40 in the present embodiment is operated to move for the user.
Again as shown in Figure 5, the fixed leg 12 of body frame body 10 is arc bending shape, and upper semisection protrudes out toward oblique the place ahead, and in top solid welding one vertical stationary pipes 14 that connects, stationary pipes 14 tops partially back, bottom partially before, axis Y1 is about 7.5 with angle between (perpendicular to ground) plumb line and spends.Counter-rotating support body 20 roughly is positioned at the arc concave space in fixed leg 12 the place aheads, and integral body generally is longitudinal, and as hanging on fixed leg 12 tops, with axis Y1 and stationary pipes 14 pivot joints (structure after detailed) of its top along stationary pipes 14.Further, counter-rotating support body 20 is made up of the backbone 21 of metal material and the cap 22 of plastic cement material, and key 21 tops form with stationary pipes 14 is coaxial and are connected and columnar portion 211 that external diameter is equal, have the central siphon portion 212 of a lateral direction penetrating than the below.When counter-rotating support body 20 was fixed on as shown in the figure state with respect to body frame body 10, the axis of central siphon portion 212 (to call second axis in the following text) X2 was parallel to ground, and corresponding to Y-axis to.
Displacement support body 30 integral body also generally are longitudinal and (annotate: cooperate shown position; In fact may rotate to generally being the shape of growing crosswise, aftermentioned), comprise the position relatively under riser shape part and the position relatively in last horizontal barrel, it is made up of metal key 31 and plastic cement cap 32 equally, the beam barrel 33 that key 31 bottoms affixed laterally protrude out, and with in the coaxial central siphon portion 212 that is articulated in counter-rotating support body 20 of beam barrel 33, make the riser shape of displacement support body 30 partly be attached in counter-rotating support body 20 top sides (right side of shown position), the horizontal barrel on top then roughly is positioned at the width central authorities of sports equipment, and integral body can be carried out deflection with respect to counter-rotating support body 20 along second axis X 2.
Then as Fig. 6~shown in Figure 8 (notes: wherein, get the part cap 32,22 except displacement support body 30, counter-rotating support body 20 among Fig. 6, Fig. 7, to present internal structure), moving cell 40 also comprises a crank axle 43 that laterally is hubbed on displacement support body 30 tops along self axis, two cranks 41 with separately major axis to relative two ends that respectively the inner are connected crank axle 43 perpendicular to crank axle 43 axial modes, enable to rotate with respect to displacement support body 30 along the axis of crank axle 43, in other words, the axis of crank axle 43 constitutes first axle X1.First axle X1 on the displacement support body 30 is parallel to second axis X 2, under operational configurations as shown in the figure corresponding to Y-axis to, make two cranks 41 and two handles 42 lay respectively at left and right two sides, grip for the user left hand and right hand.
Crank and crank axle in the different and general crank mechanism are affixed, crank 41 is to be connected with crank axle 43 in mode that only can unidirectional drive, be exactly in more detail, each crank 41 is connected (as shown in Figure 8) by a unilateral bearing 44 with crank axle 43, make crank 41 can oppositely rotate with respect to crank axle 43 (corresponding to the counterclockwise under Fig. 4 visual angle), but can't rotate with respect to crank axle 43 forwards (corresponding under Fig. 4 visual angle clockwise), simultaneously, each crank 41 can independently be positioned at any angle on the circumference with respect to crank axle 43, and two cranks 41 do not pin down mutually.Thus, when the user operates handle 42 and carries out hand exercise, can indiscriminately ad. as one wishes turn a left side, right two cranks 41, namely, two cranks 41 may be synchronously/and asynchronous, homophase/in phase do not rotate simultaneously or separately, and, ordering about crank 41 rotates along the direction of motion S forward among Fig. 4 and can drive crank axle 43 rotation in the same way and (annotate: strictly speaking, only when crank 41 is not less than at that time positive rotational speed rate of crank axle 43 with respect to the positive rotational speed rate of displacement support body 30, the torsion of crank 41 just can be passed to crank axle 43), and it is static or when oppositely rotating, crank axle 43 is not influenced by it when crank 41.
The structure of aforementioned unilateral bearing (or claim one-way clutch) and act as known techniques, for example " freewheel (freewheel) " in the Regular Bicycle crank system is its representative.And then, aforementionedly be connected with crank axle by a unilateral bearing separately about left and right two cranks, make each crank can independently rotate (left and right two cranks that are different from Regular Bicycle are kept 180 degree relatively), also belong to known techniques, aforementioned U.S. the 7th for example, 530, No. 932 patents or the 2009/056th, No. 371 patent openly namely have relevant the announcement in the case in early days.
The coaxial power transmission shaft 45 that is pivoted in beam barrel 33 centers of displacement support body 30 bottoms, and the bottom of counter-rotating support body 20 is provided with the mandrel 46 of a parallel drive shaft 45, coaxial pivot overlaps a tubular axis 47 on the mandrel 46, a coaxial affixed flywheel 48 again on the tubular axis 47.Coaxial affixed one first sprocket wheel 51 of a wherein end of crank axle 43, relative two ends of power transmission shaft 45 are coaxial affixed one second sprocket wheel 52 and one the 3rd sprocket wheel 53 respectively, coaxial affixed one the 4th sprocket wheel 54 of a wherein end of tubular axis 47.The diameter of first sprocket wheel 51 and the number of teeth be greater than second sprocket wheel 52, and the two ring set one first chain 55 between 51,52.The diameter of the 3rd sprocket wheel 53 and the number of teeth be greater than the 4th sprocket wheel 54, and the two ring set one second chain 56 between 53,54.Thus, when crank axle 53 is driven by the user and original place when just changeing, can be in the mode of two sections transmissions, driving flywheels 48 via first and second chain 55,56 just changes with the rotating speed original place of several times along axis (to call the 3rd axis in the following text) X3 of mandrel 46.And the rotator inertia of flywheel 48 also can be passed crank axle 53 back.Utilizing above-mentioned is the two-period form transmission of intermediary to be positioned at displacement support body 30 with the power transmission shaft 45 that counter-rotating support body 20 articulates on the axis (i.e. second axis X 2), and no matter which kind of angle displacement support body 30 deflects to respect to counter-rotating support body 20, and aforementioned transmission is all practicable.
As above, than ordering about flywheel 48 rotations, form the main resistance of motion of user's operational movement unit 40 by at a high speed.In the present embodiment, counter-rotating also is provided with a brake pad 57 that is positioned at flywheel 48 tops on the support body 20, simultaneously, displacement support body 30 tops are provided with the adjustment knob 58 that is available for users to bidirectional torsion, when being reversed, it can make brake pad 57 force tightly or float off flywheel 48 side faces by a cable wire 59 controls, to adjust the size of the resistance of motion.The aforementioned adjustable resistance device that utilizes flywheel collocation brake pad belongs to the common technology of similar or relevant sports equipment (for example lifecycle, rowing machine etc.), so only briefly explain herein.What must state is that even without brake pad 57, flywheel 48 also constitutes a drag devices for moving cell 40.In addition, the moving cell among the present invention can adopt various known adjustable or nonadjustable drag devices, for example magnetic resistance, windage, water resistance etc. certainly.
Illustrate that then displacement support body 30 can be with respect to thin portion structure and the mode of operation of counter-rotating support body 20 along axis of pitch deflection, location.
As shown in Figure 5, setting firmly one on the backbone 21 of counter-rotating support body 20 be the center of circle and around chimeric 61 of the circular arc of central siphon portion 212 the first half (treating as the part of counter-rotating support body 20), chimeric the 61 some recesses 611 that are the isogonism arrangement towards having in interior week of the center of circle with second axis X 2.Please cooperate and consult Figure 10, Figure 11, present embodiment is provided with 13 recesses 611 altogether, the angular distance between adjacent two recesses 611 centers be about 12 the degree, that is to say, two recesses 611 of chimeric 61 relative two ends be separated by about 144 the degree.Each recess 611 be by chimeric 61 circular arc inner peripheral surface along the center of circle radially gradually away from the center of circle simultaneously gradually narrow puncture go into, recessed portion is slightly triangular in shape or semicircle, have and be positioned at the wideer end that makes progress of footpath and a narrower end, and be positioned at relative two side wall surfaces 612 (as shown in figure 17) on the circumference in the corresponding center of circle.In addition, each recess 611 presents open shape towards the one side (to call the front in the following text) of displacement support body 20.In essence, the orientation of each recess 611 is just corresponding to the movable direction of displacement support body 30 with respect to counter-rotating support body 20, relative two side wall surfaces 612 in each recess 611 then be on movable direction toward each other.
On the other hand, above beam barrel 33, set firmly one on the backbone 31 of displacement support body 30 and force part 62 (treating as the part of displacement support body 30), the circular arc inner peripheral surface that its position is contiguous chimeric 61.Extremely shown in Figure 14 as Figure 12, force part 62 have a taper notch 621, taper notch 621 generally is by forcing part 62 towards the recessed V-arrangement ditch of chimeric 61 one side, and be to be connected to the back side by the front that forces part 62 (referring among Fig. 9 a the one side towards the right side), simultaneously, the recessed degree of depth of taper notch 621 is shoaled gradually by an end (to call second end in the following text) at the past corresponding back side of an end (to call first end in the following text) in corresponding front, so, taper notch 621 forms relative two in movable direction and forces inclined-plane 622, respectively forces inclined-plane 622 be presented from lower to upper toward second end by first end, past centroclinal by both sides.Wherein, (in other words the link direction of first end and second end is parallel to second axis X 2, perpendicular to movable direction), and so-called " from lower to upper " just cooperate the rough saying of shown position, refer to strictly speaking along second axis X 2 radially away from second axis X 2.
Simultaneously, shown in Fig. 9 a, the backbone 31 of displacement support body 30 has a perforation 311 in the position of corresponding taper notch 621, and it runs through direction and is parallel to second axis X 2, and the front of corresponding taper notch 621 of hollow sectors while and recess 611.In addition, be provided with a carriage 34 (treating as the part of displacement support body 30) at perforation 311 back to the outside of counter-rotating support body 20, have a perforation 341 relative with perforation 311 intervals on the outer panel face of carriage 34.Interting one microscler jammed 63 on the link direction of perforation 311 and perforation 341, has the shaft-like body portion 631 that an axial corresponding perforation 311 runs through direction for jammed 63, and one be connected body portion 631 near the tubular head 632 of counter-rotating support body 20 1 ends, integral body can be along running through the direction displacement on displacement support body 30, and, because be reserved with the gap respectively between the external diameter of perforation 311, perforation 341 internal diameter and jammed 63 head 632, body portion 631, so jammed 63 also can be at the direction that vertically runs through direction (corresponding to second axis X 2 radially) top offset.
In addition, be provided with an elasticity push piece 64 between jammed 63 and the displacement support body 30, can provide and make jammed 63 along running through the suitable thrust that direction is advanced by leaps and bounds toward counter-rotating support body 20, elasticity push piece 64 in the present embodiment adopts spiral compression spring, its ring set is in jammed 63 body portion 631, an axial end is butted on the ring-type shoulder face between jammed 63 body portions 631 and the head 632, and the other end is butted on the outer panel face of carriage 34.
As Figure 12 and Figure 15, shown in Figure 16, jammed 63 head 632 bottom sides have two attachment faces 633 of inclination, each attachment face 633 is by the past body portion in outer face 631 directions of head 632, is splayed toward the periphery direction by axis direction simultaneously, the relative angle of two attachment faces 633 forces the relative angle on inclined-plane 622 corresponding to two of taper notch 621, make two attachment faces 633 can paste respectively to two and force inclined-plane 622, and can keep to paste and support the relative slippage of relation.In addition, the top side of head 632 formation one is the retaining surface 634 on the face of cylinder.
So, recess 611, taper notch 621, but jammed 63 and elasticity push piece 64 just constitutes a displacement locking device 60 of fixed displacement support body 30 and counter-rotating support body 20 relativenesses, namely, as Figure 10, shown in Figure 11, when the arbitrary recess 611 on the taper notch 621 involutory counter-rotating support bodys 20 on the displacement support body 30, being subjected to jammed 63 of elasticity push piece 64 pushing and pressing can be jammed between taper notch 621 and the corresponding recess 611 with its head 632 front ends, namely, can be as Fig. 9 a and shown in Figure 17, relative two attachment faces 633 of head 632 bottom sides driving fit subsides respectively force inclined-plane 622 to relative two of taper notch 621, and, the retaining surface 634 of head 632 top sides closely fastens relative two side wall surfaces 612 of recess 611 simultaneously, thus, because jammed 63 with respect to forcing part 62 or chimeric 61 all can't be along movable direction displacement, so displacement support body 30 just can't carry out deflection with respect to counter-rotating support body 20 along movable direction.
Shown in Fig. 9 a, worn a pin-and-hole that radially runs through 635 (as shown in figure 16) on its head 632 by a latch 68 embeddings in addition for jammed 63, be contained in to the loose end of latch 68 in the slotted hole 672 of a deflection piece 67,67 of deflection pieces are articulated on the backbone 31 of displacement support body 30 by a pivot 671 that is parallel to latch 68, shown in Fig. 9 a, 9b, can the deflection of limited ground.On the other hand, as Fig. 6 and shown in Figure 8, the top of displacement support body 30 between left and right two cranks 41, be provided with one around the control of horizontal barrel pull the ring 65, control pull the ring 65 bottoms be articulated in displacement support body 30 along a pivot 651 perpendicular to first axle X1, the top is available for users to laterally pull.Cap 62 inside at displacement support body 30, one cable wire 66 is connected control nervously and pulls between ring 65 and deflection piece 67 predetermined positions, when displacement locking device 60 is in lock shown in Fig. 9 a and pulls state, with jammed 63 deflection piece that pins down mutually 67 corresponding first angles that are positioned at, and by cable wire 66 ring 65 is pulled in the control of top and pullled into angle as shown in Figure 8.When pull toward the side (left side among Fig. 8) away from deflection piece 67 at the top that the user pulls ring 65 with control, deflection piece 67 namely can be subjected to cable wire 66 and up pull and be deflected into second angle as shown in Fig. 9 b, and force jammed 63 (the extension elastic force of opposing elasticity push piece 64) roughly to run through the direction appropriateness away from counter-rotating support body 20 along perforation 311 by latch 68, make jammed 63 head 632 front ends extract recess 611 fronts out, but attachment face 633 still support with forcing inclined-plane 622 local subsides.
When the user pulls ring 65 displacement locking device 60 is maintained solution shown in Fig. 9 b and pulls state by control, can make displacement support body 30 carry out deflection along second axis X 2 with respect to counter-rotating support body 20.During deflection, the part 62 of forcing on the displacement support body 30 can move along chimeric 61 circular arc shaped inside face on the counter-rotating support body 20, makes the taper notch 621 that forces part 62 towards the different parts of chimeric 61 medial surfaces, for example different recess 611.As Figure 10, shown in Figure 11, chimeric 61 relative two ends respectively have the deflection limiting section 613 that a past center of circle direction protrudes out outside each recess 611, can keep off to the side that forces part 62 corresponding movable directions, with the range of deflection of limiting displacement support body 30 with respect to counter-rotating support body 20.In the present embodiment, when forcing part 62 supported by deflection limiting section 613 retainings of chimeric 61 arbitrary ends, force the recess 611 of lucky the most close involutory chimeric 61 these ends of taper notch 621 meetings of part 62, in other words, but displacement support body 30 approximately is 144 degree with respect to the range of deflection of counter-rotating support body 20.
When the user turns to required angle near along second axis X 2 displacement support body 30, can decontrol control and pull ring 65, make jammed 63 and pushed against toward the direction of counter-rotating support body 20 by elasticity push piece 64, at this moment, if the wherein recess 611 on the 621 involutory counter-rotating support bodys 20 of the taper notch on the displacement support body 30 (annotating: must make displacement support body 20 in case of necessity more slightly forward or toward post deflection), jammed 63 head 632 front ends just can be clamp-oned in the recess 611 by the front of corresponding recess 611 along taper notch 621, change to Fig. 9 a as Fig. 9 b.In the process, because be subjected to forcing restriction and the guiding on inclined-plane 622, when jammed 63 elastic force effect that is subjected to elasticity push piece 64 and by the direction of corresponding taper notch 621 first ends during toward direction (corresponding to being turned left by the right side among Fig. 9 a) feeding of second end, can be simultaneously along second axis X 2 radially away from second axis X 2, equal by the wideer end of corresponding recess 611 toward a narrower end (corresponding among Fig. 9 a from lower to upper) force and lean on, keeping its relative two attachment faces 633 to paste respectively to forcing relative two of part 62 force under inclined-plane 622 states until jammed 63, its retaining surface 634 fastens relative two side wall surfaces 612 in the corresponding recess 611 simultaneously, just as previously mentioned, jammed 63 with respect to forcing part 62 or chimeric 61 all can't make displacement support body 30 to carry out deflection with respect to counter-rotating support body 20 along movable direction along movable direction displacement.
Thus, as shown in Figure 4, the user is when using the hand exercise equipment of present embodiment, can be according to the motion posture of individual human body type, use habit or hope, displacement support body 30 is rotated and is positioned at suitable angle, with the operating portion (being handle 42) of adjusting moving cell 40 longitudinal separation or the height with respect to seat group 13, make sports equipment present different operational configurations.In the present embodiment, aforementioned arrangements based on each recess 611, when jammed 63 on the displacement support body 30 one of centre (shown in solid line among Figure 11) that is embedded in each recess 611 on the counter-rotating support body 20, displacement support body 30 roughly presents vertical (shown in solid line among Fig. 4), and, displacement support body 30 is position deflections 72 degree at most forward or backward thus, therebetween every the equal available location of 12 degree.
In displacement locking device 60, because jammed 63 symmetry two attachment faces 633 force inclined-plane 622 driving fits paste with the symmetry two that forces part 62 all the time and support, so jammed 63 with the median plane that forces part 62 (symmetry separate attachment face 633, force inclined-plane 622) keep all the time coplanar, make jammed 63 fully can't be in the movable direction displacement that forces part 62 upper edge displacement support bodys 30 with respect to counter-rotating support body 20.Secondly, utilization forces the inclined guide on inclined-plane 622, squeezing gradually in taper notch 621 second ends for jammed 63, a narrower end that also can squeeze gradually toward recess 611 (is annotated: in this process, may force for jammed 63 recess 611 along movable direction slightly deflection to align mutually, in other words, be relatively-stationary recess 611 force still deflectable jammed 63 with force together involutory its center of part 62), closely fasten simultaneously relative two side wall surfaces 612 in the recess 611 until jammed 63 retaining surface 634, making jammed 63 also fully can't be chimeric the movable direction displacement in 61 upper edges, thus, displacement support body 30 and counter-rotating support body 20 without any play, therefore do not have the phenomenon that moving partially pine shakes on movable direction.
In the present embodiment, above-mentioned jammed action by jammed 63, if possible, also can make chimeric 61 with force part 62 along second axis X 2 radially relative away to can't be again away from, and make chimeric 61 with force part 62 along second axis X 2 axially relative away to can't be again away from, in other words, above-mentioned jammed action can be eliminated displacement support body 30 and counter-rotating support body 20 mutual end-play and the end-plaies (if any) that articulate the position simultaneously, make displacement support body 30 and counter-rotating support body 20 on all directions, all not have the gap of relative displacement, very firmly relative fixed.
Under technological thought of the present invention, fit structure between aforementioned jammed and the taper notch may have other embodiments, be not limited to aforementioned symmetrical two inclined-planes, for example, the internal face of taper notch may be asymmetric relative two inclined-planes, may have a plurality of inclined-planes (notes: the side face part of similar multiple-angle pyramid), also may be that a taper seat (is annotated: the side face part of similar cone), but common trait be notch part by aforementioned first end toward the narrow contracting gradually of second end, shoal, just present described " taper ".Attachment face shape as for jammed, then as long as cooperate the whole or local internal face of taper notch, when making jammed to cooperate with the taper notch, a median plane of jammed can with a median plane of taper notch keep coplanar, even jammed can't get final product along movable direction displacement with respect to the taper notch.
Certainly, but the technological means of the above-mentioned displacement locking device of the present invention can suitably be applied between first, second support body of the relative displacement in the various sports equipments, adjust the demand of operational configurations for the people to cooperate sports equipment of all kinds.In other embodiments of the invention, according to the type of sports equipment, support unit is used for supporting user's support portion, or moving cell is used for the operating portion for user's operation, and the pattern that is different from above-described embodiment may be arranged, but basic purposes is the same.In addition, first, the relative displacement of second support body is not limited to along articulating the relative deflection of axis, for example also can be can be along straight line or particular course relative displacement, lift a simple example, the similar aforementioned U.S. the 7th, 530, barbed chair in No. 932 patents, be that seat support strut (first support body) can be along in the structure of a stationary pipes (second support body) straight line lifting, if use the present invention, can some recesses arranged in a straight line be set in seat support strut upper edge lifting direction, and in the appropriate location of stationary pipes the taper notch is set, jammed and elasticity push piece, when the direct drawing of user or control jammed indirectly when detaching recess, seat support strut can change the height of seat that it supports with respect to the lifting of stationary pipes straight line, make to the appropriate location jammed to be extruded onto between taper notch and the corresponding recess again, make seat with respect to the stationary pipes strong fix.
Go on to say above-described embodiment below, counter-rotating support body 20 can be with respect to thin portion structure and the mode of operation of body frame body 10 axis counter-rotating longitudinally, location.Be different from displacement support body 30 and the displacement locking device 60 of counter-rotating between the support body 20, be provided with the counter-rotating locking device that to control the two 20,10 relativeness (among the figure not label) between counter-rotating support body 20 and the body frame body 10 in addition, be described as follows.
As Figure 18~shown in Figure 21, the stationary pipes 14 on fixed leg 12 tops of body frame body 10, at the coaxial affixed loop pipe extremity piece 15 in its mouth of pipe place, top (treating as the part of stationary pipes 14), the annular top surface of pipe end spare 15 arranges an elastic supporting member for supporting optical member 74, it has the elastic force of axially upholding along stationary pipes 14, and the elastic supporting member for supporting optical member 74 in the present embodiment adopts the disc spring (or claiming disk spring) of circular cone plate-like as shown in figure 22.The top side of elastic supporting member for supporting optical member 74 laminates a ring-type gripper shoe 73 in addition again, and gripper shoe 73 is subjected to elastic supporting member for supporting optical member 74 balanced supports, and end face is parallel to the diametric plane of stationary pipes 14.
Counter-rotating support body 20 is on the columnar portion 211 on its key 21 tops, utilize bolt 25 lockings one along the upwardly extended axostylus axostyle 23 of columnar portion 211 axis (treating as the part of counter-rotating support body 20), and with the stationary pipes 14 that axostylus axostyle 23 coaxial pivots are worn body frame body 10, counter-rotating support body 20 can be rotated along the axis Y1 of stationary pipes 14 with respect to body frame body 10.In the present embodiment, the axis Y1 of stationary pipes 14 down passes through second axis X 2 of counter-rotating support body 20, and the crosspoint is corresponding to the length center of central siphon portion 212, in other words, when the axis Y1 of support body 20 along stationary pipes 14 that reverse rotated, central siphon portion 212 centers of counter-rotating support body 20 kept maintaining static with respect to body frame body 10.
The top of axostylus axostyle 23 is protruding wears ring-type gripper shoe 73, and the cover cap axostylus axostyle 23 that locks exceeds the cap 24 of stationary pipes 14 parts.In addition, axostylus axostyle 23 tops have a cylindrical cross-drilled hole 231 that radially runs through, cross-drilled hole 231 is by 71 chimeric running through an of torque rod, and torque rod 71 protrudes out relative two ends in the axostylus axostyle 231 2 sides roller 72 that is pivoted respectively, and the side face bottom side of second wheel 72 is pressed on gripper shoe 73 end faces.Thus, torque rod 71 is as being supported on stationary pipes 14 tops by second wheel 73, and oneself lives the suspention of axostylus axostyle 23 tops then, makes axostylus axostyle 23 can't down detach stationary pipes 14.
Second wheel 72 diameters are identical, the tie line in the center of circle defines the main shaft of torque rod 71, and be entrenched in the cylindrical eccentric part 711 that parts in the cross-drilled hole 231 form an axis deviation main shaft between torque rod 71 2 ends, the external diameter of eccentric part 711 suitably cooperates the internal diameter of cylindrical cross-drilled hole 231, can rotate with respect to axostylus axostyle 23 along the axle center of cross-drilled hole 231, and shore the inner peripheral surface top side of cross-drilled hole 231 with the outer peripheral face of its top side.Outside a side opening 241 protruding being exposed to of a wherein end of torque rod 71 by cap 24, and turn round 75 affixed and constitute the U font jointly with a control, the control that is positioned at cap 24 outsides when user's switching is turned round 75 the time, and the torque rod 71 that is hubbed between the second wheel 72 is rotated along main shaft.When torque rod 71 rotated, its eccentric part 711 can produce off-centre with respect to main shaft and rotate, and making the eccentric part 711 outer peripheral faces side far away apart from main shaft (to call thick side in the following text) and nearer side (to call thin side in the following text) is center of circle deflection transposition with the main shaft.Thus, by and large, because the main shaft of torque rod 71 is roughly constant with respect to the height of stationary pipes 14, so when the eccentric part 711 thick sides of torque rod 71 during towards the top, torque rod 71 can be hung in higher relatively position with axostylus axostyle 23 supports, otherwise when the thin side of eccentric part 711 during towards the top, 23 of axostylus axostyles are hung in relatively low position by support.
On the torque rod 71 in addition socket fixing as shown in figure 23 one reverse locating part 76, reverse locating part 76 and have relative two locking surfaces 761 that can fasten gripper shoe 73 end faces, but make the windup-degree of torque rod 71 be limited between the state (being the two states that locking surface 761 is butted on gripper shoe 73 end faces) shown in Figure 25 a and Figure 25 d.Under the state of Figure 25 a, the thick side of eccentric part 711 is positioned at the top.Under the state of Figure 25 d, the thin side of eccentric part 711 is positioned at the top, that is to say, torque rod 71 can be reversed about 180 degree (annotating: in order to be easy to identify the windup-degree of torque rod 71, indicate among Figure 25 a to Figure 25 d on eccentric part 712 outer peripheral faces apart from the main shaft the longest external diameter 712 at position farthest) at most.
At ordinary times, counter-rotating locking device between counter-rotating support body 20 and the body frame body 10 presents as Figure 20, lock shown in Figure 21 and Figure 25 a state of pulling, namely, a wherein locking surface 761 that reverses locating part 76 is butted on gripper shoe 73 end faces, accordingly, the eccentric part 711 thick sides of torque rod 71 roughly up, make the counter-rotating support body 20 by ejection in the high relatively point that can't raise again, in more detail, columnar portion 211 top end faces of counter-rotating support body 20 are connected to the bottom face of stationary pipes 14, and, default relative two wedge shape protuberances 213 are entrenched in relative two wedge-shaped recess 141 default on stationary pipes 14 bottom faces (as Figure 18 on columnar portion 211 top end faces, shown in Figure 19), make counter-rotating support body 20 to rotate along axis Y1.Subsidiary one carries, and the elastic supporting member for supporting optical member 74 under this state is not urged to the limit of strain as yet.
Turn round by control the user and torque rod 71 to be reversed along main shaft, be butted in the process of gripper shoe 73 end faces until another locking surface 761 that reverses locating part 76, along with turning to below, thin side gradually, the thick side of eccentric part 711 turns to the top gradually, the axostylus axostyle 23 of counter-rotating support body 20 can be along stationary pipes 14 axis Y1 sedimentations gradually, until the relative low spot shown in Figure 25 d (being lower than at high relatively o'clock less than one centimeter).Under this state, the wedge shape protuberance 213 of counter-rotating support body 20 columnar portion 211 top end faces breaks away from the wedge-shaped recess 141 of stationary pipes 14 bottom faces before down, makes counter-rotating support body 20 to rotate with respect to body frame body 10 along axis Y1.When counter-rotating support body 20 serve as axle when rotating with axostylus axostyle 23, it is to roll along arc track in the center of circle that the relative second wheel 72 that is supporting torque rod 71 is understood on gripper shoe 73 with axostylus axostyle 23, keeps torque rod 71 with respect to the height of stationary pipes 14.
As Figure 20, shown in Figure 21, locking one block bolt 16 on the tube wall of stationary pipes 14, its tail end protrudes out in the pipeline of stationary pipes 14.On the other hand, axostylus axostyle 23 is at the affixed counter-rotating locating part 26 as shown in figure 24 of correspondence position, counter-rotating locating part 26 has relative two locking surfaces 261 that can fasten block bolt 16 tail ends, two locking surfaces 261 cooperate the angle of block bolt 16 suitably to be preset, and make axostylus axostyle 23 be limited in 180 degree with respect to the rotatable scope of stationary pipes 14.When arbitrary locking surface 261 of counter-rotating locating part 26 is subjected to block bolt 16 blocks, two wedge shape protuberances 213 of counter-rotating support body 20 are two wedge-shaped recess 141 of involutory stationary pipes 14 respectively, simultaneously, central siphon portion 212 axis (i.e. second axis X 2) of counter-rotating support body 20 understand corresponding to Y-axis to, and as the same with the axis (being first axle X1) of the crank axle 43 of second axis X, 2 keeping parallelisms on the displacement support body 30.
Switching control turn round 75 with the eccentric part 711 that utilizes torque rod 71 with axostylus axostyle 23 up during ejection, by the design of wedge shape protuberance 213 with wedge-shaped recess 141, counter-rotating support body 20 can be revised to preset angles in the certain angle deviation automatically, and can not shake by the deflection pine after sealed.If counter-rotating support body 20 does not turn to roughly involutory wedge-shaped recess 141 of wedge shape protuberance 213 as yet, then the user can't be wrenched smoothly to control and turn round 75, because wedge shape protuberance 213 can fasten the bottom surface of stationary pipes 14 immediately, hinder axostylus axostyle 23 and allow the up ejection of eccentric part 711 of torque rod 71.Wedge shape protuberance 213 in the present embodiment and wedge-shaped recess 141 present corresponding fin and chase radially respectively, but the wedge shape protuberance of other shapes and wedge-shaped recess also can be brought into play similar effect.
In addition, the common control that constitutes the U font is turned round 75 and torque rod 71 labor-saving effect that can produce " second-class lever ", namely, turned round by control and to be subjected to 71 the outer end of switching to the radial distance (corresponding to force arm) of torque rod 71 main shafts, be several times as much as by the radial distance (corresponding to drag arm) of eccentric part 711 outer peripheral faces (in order to the position of ejection axostylus axostyle 23) to main shaft, allow the user very arduously switching control turn round 75, just the support body 20 that reverses together up can be drawn along stationary pipes 14 together with displacement support body 30 grades and carry.
Again with regard to thin portion, shown in Figure 25 a, when counter-rotating support body 20 is in lock when pulling state with respect to body frame body 10, on eccentric part 711 outer peripheral faces of torque rod 71 apart from main shaft position farthest not corresponding to the top orientation of axostylus axostyle 23 axis, but with axis gap about 15 degree is arranged.Torque rod 71 by angle shown in Figure 25 a (lock pull angle) along reversing clockwise to the process of angle shown in Figure 25 d (solution pull angle) among the figure, the longest external diameter 712 meetings of eccentric part 711 are reversed into corresponding to aforementioned axis (shown in Figure 25 b) by a wherein side of axostylus axostyle 23 axis earlier, continue to transfer to the opposite side of aforementioned axis again.Because under the lock shown in Figure 25 a is pulled state, axostylus axostyle 23 can't raise with respect to stationary pipes 14 again, so by the process of Figure 25 a through Figure 25 b, second wheel 72 on torque rod 71 main shafts can make its slightly flat contracting of micro-elasticity toward lower compression elastic supporting member for supporting optical member 74, just allow torque rod 71 reduce slightly with respect to the height of stationary pipes 14, make the thick side of eccentric part 711 can cross cross-drilled hole 231 apical margins of axostylus axostyle 23.Similarly, reverse along the counterclockwise among the figure in the process of the angle of pulling to the lock shown in Figure 25 a in torque rod 71 angle of being pulled by the solution shown in Figure 25 d, when reversing to angle shown in Figure 25 c, though on eccentric part 711 outer peripheral faces apart from main shaft position farthest cross-drilled hole 231 apical margins of no show axostylus axostyle 23 (differ from 15 about degree) still, but axostylus axostyle 23 by ejection to respect to the top dead centre of stationary pipes 14, at this moment, the user more the application of force (overcoming the elastic force of elastic supporting member for supporting optical member 74) the thick side that just can make eccentric part 711 around to the opposite side of crossing axostylus axostyle 23 axis.Thus, under the effect that does not have enough external force, the angle of torque rod 71 shown in can slip chart 25a, in other words, counter-rotating support body 20 can be stabilized at the lock state of pulling, and can accident not get loose.
Under other implemented to select, elastic supporting member for supporting optical member (disc spring) 74 may be integrated into solid memder with ring-type gripper shoe 73, for example has the cylindric block rubber of suitable toughness.
As previously mentioned, when the hand exercise equipment of present embodiment presented as shown in Figures 1 to 4 operational configurations, the user with the hands operated two cranks 41 to rotate along corresponding direction of motion S clockwise among Fig. 4, to have the hand exercise of the resistance of motion.If the user wants to carry out the opposite hand exercise of the direction of motion, can turn round the counter-rotating locking device that unclamps between counter-rotating support body 20 and the body frame body 10 to 75 by control earlier, to reverse then support body 20 together with displacement support body 30 by Fig. 3, first angle shown in Figure 4, axis Y1 along stationary pipes 14 rotates 180 degree to second angle, be wrenched control again and turn round 75 counter-rotating support body 20 and the displacement support bodys 30 that reverse before and after will be are retightened, the hand exercise equipment is presented as Figure 26, operational configurations shown in Figure 27.Wherein, because moving cell 40 (comprising crank axle 41, unilateral bearing 44) is also along with the counter-rotating of displacement support body 30 front and back, so the user must rotate along corresponding anticlockwise direction of motion S ' among Figure 27 by operating crank 41 now, just can have the hand exercise of the resistance of motion.Certainly, become the displacement support body 30 that is attached in counter-rotating support body 20 left sides after the counter-rotating, still can be along second axis X 2 with respect to counter-rotating support body 20 front and back deflection and location, to adjust moving cell 40 with respect to user's position.So, user's hand exercise mode has than more options, and training effect also can be comparatively balanced complete.

Claims (5)

1. the sports equipment that can adjust operational configurations is characterized in that including:
One support unit comprises a body frame body and a counter-rotating support body; Described body frame body is provided with a seat group that supplies the user to sit down forward; Described counter-rotating support body articulates along a longitudinal axis and described body frame body, can rotate between one first angles of 180 degree of being separated by and one second angle with respect to described body frame body along described longitudinal axis, and can select to be positioned at described first angle or second angle;
One moving cell, comprise a crank axle, two cranks and two handles, described crank axle laterally is hubbed on the predetermined position that the meeting on the described support unit is rotated relative to described body frame body with described counter-rotating support body along self axis, and, when described counter-rotating support body was positioned at described first angle or second angle, relative two ends of described crank axle laid respectively at left and right two sides; Described two cranks are connected its inner relative two ends of described crank axle respectively in mode that only can unidirectional drive; Described two handles are connected to the outer end of described two cranks, grip for described user;
One drag devices is connected with described crank axle, the resistance when described crankshaft rotation is provided.
2. the sports equipment of adjusting operational configurations as claimed in claim 1, it is characterized in that: described support unit also comprises a displacement support body, described displacement support body articulates along an axis of pitch and described counter-rotating support body, can rotate with respect to described counter-rotating support body along described axis of pitch, and can select to be positioned at a position in a plurality of positions; Described crank axle is hubbed on the described displacement support body, and the axis of crank axle is parallel to described axis of pitch.
3. the sports equipment of adjusting operational configurations as claimed in claim 2 is characterized in that: the power transmission shaft of the corresponding described axis of pitch that is pivoted between described displacement support body and the described counter-rotating support body, and described power transmission shaft and described crank axle be driven rotary mutually; Described drag devices comprises a flywheel, and described flywheel is hubbed on the described counter-rotating support body, and can with the mutual driven rotary of described power transmission shaft.
4. the sports equipment of adjusting operational configurations as claimed in claim 1, it is characterized in that: described counter-rotating support body has an axostylus axostyle, and described axostylus axostyle is hubbed on described body frame body along described longitudinal axis, and can be along described longitudinal axis with respect to the upper and lower displacement of described body frame body; Described axostylus axostyle has a cross-drilled hole that radially connects; One torque rod runs through described cross-drilled hole, and at the relative two ends roller that is pivoted respectively, is provided with an elastic supporting member for supporting optical member between described second wheel bottom side and the described body frame body; The center of circle tie line of described second wheel defines the main shaft of described torque rod, described torque rod has the eccentric part that can shore described cross-drilled hole inner peripheral surface with outer peripheral face, and described eccentric part has the described main shaft of outer peripheral face distance thick side far away relatively and the nearer relatively thin side of the described main shaft of distance; Described torque rod can be pulled in a last solution relatively and reverses between the angle in pull angle and described thin side of a last lock relatively in described thick side by user control, and in described twist process, the apical margin on the corresponding described longitudinal axis of described cross-drilled hole top can be crossed in the described main shaft of distance position farthest on the described eccentric part outer peripheral face; When described torque rod was positioned at described lock and pulls angle, the described body frame body of the local butt of described counter-rotating support body can't rotate described counter-rotating support body along described longitudinal axis.
5. the sports equipment of adjusting operational configurations as claimed in claim 4, it is characterized in that: described counter-rotating support body and described body frame body are respectively equipped with relative two wedge shape protuberances and relative two wedge-shaped recess centered by described longitudinal axis; When described counter-rotating support body was positioned at described first angle or second angle, described two wedge shape protuberances can be distinguished involutory described two wedge-shaped recess; When described counter-rotating support body during along described longitudinal axis displacement, described wedge shape protuberance and wedge-shaped recess are can be along described longitudinal axis chimeric or separate.
CN 201110239057 2009-06-25 2009-12-30 Sports equipment capable of adjusting operation mode Active CN102302840B (en)

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US12/491,967 2009-06-25
US12/491,967 US8104987B2 (en) 2009-06-25 2009-06-25 Self-locating engagement pin locking and unlocking apparatus
US12/604,081 2009-10-22
US12/604,081 US7841969B1 (en) 2009-10-22 2009-10-22 Upper body exercise apparatus and method of use

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CN102302840A (en) 2012-01-04
CN101927075A (en) 2010-12-29
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TW201311315A (en) 2013-03-16
TWI449559B (en) 2014-08-21
TWI385016B (en) 2013-02-11

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