88 results about "Dumbbell" patented technology

1. The name of the design product: dumbbell ring. 2. The use of the design product: used as exercise equipment for body building. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The utility model discloses an adjustable breathing dumbbell, including training ware body, being equipped with tubular cavity in training ware body, the tubular cavity is slidably connected with counterweight, and one end of tubular cavity is equipped with air inlet hole, and the air inlet hole is connected with expiration pipe, adjustment assembly, adjustment assembly includes the sealing seat and the adjusting cap of rotation connection, and the sealing seat is fixed in the other end of tubular cavity, and the sealing seat is equipped with air outlet hole, and the adjusting cap is equipped with adjusting hole, and in the process of adjusting cap rotation, adjusting hole and air outlet hole partly or all communicate. When the product is used, the user can change the communication aperture of air outlet hole and adjusting hole by rotating adjusting cap, thereby adjusting the outflow resistance of air in tubular cavity, need not increase or reduce counterweight, can adjust the blowing resistance of the product, and use is more convenient.

1. The name of the design product: fitness dumbbell. 2. The use of the design product: for fitness. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

1. The name of the design product: flexible dumbbell plate (2). 2. The use of the design product: for installing on dumbbell or kettlebell weight plate. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The present application relates to the technical field of material testing, in particular to a sample and tool for testing Z-direction fatigue performance of laminated composite material, the sample is axisymmetric dumbbell-shaped, comprising a middle test section and two end holding ends, and the bonding interface is located in the test section; the diameter of the test section is 5-10 mm, and the diameter of the holding end is greater than or equal to 2 times the diameter of the test section; the thickness of the holding end is not less than 5 mm, and the axial distance from the inner side end face to the bonding interface is not less than 3 mm, so that the interface is ensured to be in a uniform stress area; the transition area is smoothly connected by a circular arc with a radius of greater than or equal to 2 mm. The present application can accurately and repeatedly characterize the Z-direction interface fatigue performance on a conventional fatigue testing machine, and solves the problem that the traditional composite material joint sample cannot test the real joint interface performance.

This invention belongs to the field of dumbbell technology, and particularly relates to an adjustable dumbbell with intelligent gear recognition. An adjustable dumbbell with intelligent gear recognition includes: a grip bar and fixed seats and a telescopic rod located at both ends of the grip bar, the grip bar and fixed seats being rotatably connected, and the axial movement of the telescopic rod being achieved by rotation; a gear recognition mechanism for automatically detecting and outputting the current gear information; the mechanism includes: a circuit board with multiple independent circuits; a contact component that rotates synchronously with the grip bar; when the adjustment component switches to different gears, the contact component forms an electrical connection with the circuit of the corresponding gear on the circuit board, making the circuit conductive to trigger the recognition signal of that gear; and a processing and transmission module for determining the current gear information based on the recognition signal and sending the gear information to an external device. This invention has the advantage of automatically transmitting different weight gear information to a mobile fitness app.

1. The name of the design product: the surface veneer (mosaic) of sound-absorbing board. 2. The use of the design product: pasted on the surface of thin felt, flat board or sound-absorbing board, as decorative wallboard, ceiling in KTV room, large conference room and other places. 3. The design points of the design product: the unit pattern is composed of a horizontal dumbbell and a vertical dumbbell, and the frame of the unit pattern is formed by a plurality of circular holes arranged in sequence. 4. The picture or photo that best indicates the design points: perspective view. 5. The right view is the same as the left view, and the right view is omitted; the rear view is the same as the front view, and the rear view is omitted; the top view is the same as the bottom view, and the top view is omitted.

This utility model discloses a foldable pull-up dumbbell rowing machine, relating to the field of fitness equipment technology. It includes: a foldable support frame for mounting a sliding support mechanism and a pull-up dumbbell mechanism; a sliding support mechanism for supporting the exerciser's hips; a pull-up dumbbell mechanism for performing pull-up exercises; and two sets of handle assemblies. Each set of handle assemblies includes a central rod fixedly connected to an adjacent steel cable in the pull-up dumbbell mechanism. Grip bars are fixedly mounted at both ends of the central rod, and an annular groove is formed on the outer side of the grip bar near the central rod. This utility model prevents the dumbbell frame from falling due to slipping from the grip sleeve during pull-up exercises, ensuring the lifespan of the equipment. It also eliminates the need for the exerciser to get up and retrieve the handles, improving exercise efficiency.

This utility model relates to a foldable dumbbell rack, belonging to the field of sports equipment technology. The foldable dumbbell rack includes a bottom frame, a top frame, and a middle frame. The bottom frame is supported on the ground. The top frame supports dumbbells with trays, and its top is equipped with a clamping assembly for holding the dumbbell tray. One end of the middle frame is rotatably connected to the bottom frame, allowing the middle frame to flip upwards relative to the bottom frame, and the other end is rotatably connected to the top frame, allowing the top frame to flip upwards relative to the middle frame. In the folded state, the bottom frame, middle frame, and top frame are stacked from bottom to top. In the unfolded state, the middle frame flips upwards relative to the bottom frame, and the top frame flips upwards relative to the middle frame, thus widening the distance between the top and bottom frames through the middle frame. This foldable dumbbell rack can be folded and stored after training, meeting the user's space utilization needs when storing dumbbells on a daily basis.

1. The name of the design product: double cavity dropper (small dumbbell type). 2. The use of the design product: the design product is used to hold cosmetics. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 2.

1. Name of the designed product: dumbbell (12 sides). 2. Use of the designed product: the designed product is used for fitness equipment. 3. Design points of the designed product: the combination of shape and pattern. 4. Picture or photo that best shows the design points: perspective view.

1. Name of the designed product: adjustable dumbbell (1). 2. Use of the designed product: for fitness. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view.

An adjustable dumbbell system including: a base; a plurality of weights configured to rest on the base; an adjustable dumbbell removably secured to the base. The dumbbell includes rotatable handle, a gear mechanism, and two extension members. The rotatable handle is operatively connected to the gear mechanism which extends the extension members along respective extension axes thereof to engage a selection of one or more weights from the base.

1. Name of the product in this design: Dumbbell Clip. 2. Purpose of this design: Fitness equipment for exercising the body. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application discloses a storage rack for sports equipment, which comprises two spaced support seats and a bearing rack. The bearing rack is located between the two support seats and connected with the support seats. The bearing rack comprises a plurality of bearing racks which are arranged in a first direction. The first direction is the height direction of the support seat. Each bearing rack comprises a plurality of hanging columns which are arranged in a second direction. The second direction is the arrangement direction of the support seat. Thus, the longitudinal space utilization can be significantly improved, the multi-layer three-dimensional storage of dumbbells and other sports equipment can be realized, the efficient and orderly management requirements of diversified equipment can be effectively met, and the user can quickly take and place the equipment.

1. Name of the product in this design: Dumbbell. 2. Purpose of this design: Dumbbells for use in sports and fitness. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses a novel body -building dumbbell, including the handle and the dumbbell block of setting in the both sides of handle, the both sides of handle are equipped with the limiting boss that carries out the location to dumbbell block inside, the both ends of handle are respectively screwed and are connected with the limiting sleeve that carries out the location to dumbbell block outside, the both sides of handle are equipped with the limiting piece that carries out the location to limiting sleeve, limiting piece compression retraction force recovery, be equipped with the limiting groove of the limiting piece insertion on limiting sleeve, when dumbbell block inside and outside respectively lean on limiting boss and limiting sleeve, limiting piece upper end enters into limiting groove and carries out the fixed limiting sleeve. Compared with prior art, the utility model has the advantages of adding " limiting piece and limiting groove " to form double -insurance anti -looseness structure outside thread locking, limiting boss and limiting sleeve clamp dumbbell block, limiting piece and limiting groove prevent limiting sleeve from spinning under the impact load and voluntarily, thereby eliminate the security risk of dumbbell block accidental drop.

This utility model discloses a dual-chamber buoyancy variable resistance dumbbell suitable for underwater training, belonging to the technical field of underwater training equipment. It includes a resistance adjustment unit and a buoyancy adjustment unit. The resistance adjustment unit includes a resistance-increasing plate and a dumbbell shell. A spring telescopic rod is rotatably mounted through one side of the dumbbell shell. A knob is fixedly mounted at one end of the spring telescopic rod, and a volute plate is fixedly mounted at the other end. When the athlete performs underwater dumbbell training, pulling the knob outward disengages the locking block from the locking ring. Then, rotating the knob causes the spring telescopic rod and the volute plate to rotate together. The volute plate has a volute-shaped groove inside. When the volute plate rotates, the volute-shaped groove interacts with the round rod, causing the resistance-increasing plate to expand outward or retract inward. By adjusting the extension length of the resistance-increasing plate, the magnitude of water resistance experienced during underwater resistance training can be adjusted.

1. Name of the product in this design: Dumbbell. 2. Purpose of this design: Equipment for fitness and exercise. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This utility model discloses a plate dumbbell, relating to the field of fitness equipment technology. The plate dumbbell consists of a connector, dumbbell plates, and a dumbbell bar. The screw of the connector passes through the dumbbell plates and is inserted into the dumbbell bar. Locking devices are provided on the connecting terminals at both ends of the dumbbell bar. One end of the locking device engages with the screw of the connector to fix the screw, so that the end of the connector and the connecting terminal clamp the dumbbell plates to form the plate dumbbell. When the screw is disengaged from the dumbbell bar, the screw can slide relative to the dumbbell bar, which facilitates quick adjustment of the position of the connector and completes the assembly and disassembly of the dumbbell plates, realizing the rapid assembly of the plate dumbbell. By moving the locking device, the fixing and loosening of the connector can be controlled, thereby completing the assembly and disassembly of the dumbbell plates and adjusting the weight of the plate dumbbell. The locking device in this plate dumbbell has a simple structure and is easy to operate.

The utility model discloses dumbbell is with the assembly equipment of counter weight adjusting assembly, including work table, fixture assembly, mounting bracket, first mobile assembly and tightening assembly, fixture assembly includes the second mobile assembly of installation on work table and installs the mounting plate on the second mobile assembly, and the top longitudinal and symmetrical of mounting plate is provided with two first sliding rails, and first sliding rail all slidingly is provided with two first sliding seat, and is provided with the bolt of connection with first sliding rail in first sliding seat all, again, the horizontal of first sliding rail is provided with two with first sliding seat through bolt detachable connection's bearing plate, and simultaneously in the top of bearing plate evenly is provided with a plurality of connecting holes, finally, the top evenly provided with a plurality of placing grooves's placing table of placing plate is seted up on bearing plate, and the bottom of placing table is provided with the connecting column of insertion with connecting hole, advantage is, has simplified the replacement step to fixture, also reduced the requirement to operator when replacing fixture.

1. Name of the product in this design: Dumbbell (Polygonal Diamond). 2. Purpose of this design: for fitness training. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: dumbbell bench. 2. The use of the design product: for body building exercise. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. The bottom view has been shown in other views, omit the bottom view.

This utility model relates to the technical field of metal forging, and in particular to a forging system for forming heat dissipation baffles. It includes a pre-pressing mold and a forging mold. The pre-pressing mold has an upper pre-pressing mold and a lower pre-pressing mold, each with a pre-pressing cavity, for pre-pressing. The forging mold includes a concave mold plate, a lower mold base plate, a convex mold plate, and an upper mold base. The concave mold plate has a forging cavity; the convex mold plate has forging protrusions, which are forged with the forging cavity. The pre-pressing cavity has polygonal grooves with a polygonal cross-section, and the depth of the polygonal grooves at both ends along the axial direction of the pre-pressed blank is greater than the depth of the middle polygonal groove, thereby forming a dumbbell-shaped pre-pressed blank. In summary, by forming polygonal and dumbbell-shaped blanks using a pre-pressing mold, the forging mold accurately forms complex structures, optimizes the forging process, reduces energy consumption, extends the mold cavity life, ensures filling, facilitates installation, and increases strength and stability.

The present invention relates to the use of a combination of a 5'adapter and a 3'adapter for the detection of methylated small non- coding RNA, and / or for the quantification of a methylation status of small non-coding RNA. Further, the present invention relates to a method of detecting methylated small non-coding RNA comprising reverse transcription under limiting (low dNTP concentration) and non-limiting conditions. Furthermore, the present invention relates to a method of quantifying a methylation status of small non-coding RNA.

An indication is received from a user to rack or unrack a digital weight. A motor is signaled to apply or remove tension to a cable coupled to the motor based at least in part on the indication. The actuator is connected to the cable and is physically arranged to deliver a force to the user. The motor selectively tensions a cable in accordance with an exercise program.

This utility model discloses an easy-to-fold high and low dumbbell rowing machine, relating to the field of fitness equipment technology. It includes: a dumbbell rowing machine body; a slide rail assembly for mounting a hip support assembly and a locking folding mechanism; a hip support assembly for supporting the exerciser's hips; and a locking folding mechanism comprising a sliding channel inside the slide rail and a sliding groove at the top of the slide rail and connected to the sliding channel. A locking rod is slidably disposed inside the sliding channel, and an adjusting rod is fixedly disposed on the top right side of the locking rod and slidably disposed inside the sliding groove. A clearance groove for avoiding a pin is provided at the left end of the locking rod. This utility model eliminates the need for multiple standing and squatting movements when folding and unfolding, reducing the difficulty of folding and unfolding and making it more convenient in actual use.

The application relates to the technical field of fitness equipment, in particular to a magnetic dumbbell capable of preventing falling, which comprises an electromagnetic ring, a U-shaped ring, a mounting belt, a locking assembly and a filling assembly. The inner ring of the electromagnetic ring is fixedly installed with the U-shaped ring. The U-shaped ring comprises an A end and a B end. The A end is fixedly installed with the mounting belt. The B end is provided with a mounting groove matched with the mounting belt. The locking assembly for fixing the mounting belt on the U-shaped ring is installed at the position of the mounting groove close to the B end. The distance of the mounting belt between the A end and the B end can be adjusted. The U-shaped ring is installed with the filling assembly for filling the gap between the mounting belt between the A end and the B end and the U-shaped ring and the arm. The mutual cooperation of the locking assembly and the filling assembly can realize the size adjustment of the magnetic dumbbell, adapt to users with different body shapes, prevent the magnetic dumbbell from falling during the movement and affect the fitness effect.

1. Name of the product in this design: Dumbbell rack body (grind table). 2. Purpose of this design: For placing and storing dumbbells. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. Other situations requiring explanation: This design requests partial design protection; the area covered in red is the unprotected part.

1. The name of the design product: yoga dumbbell apparatus. 2. The use of the design product: apparatus for exercising the body. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: combination state reference drawing.