# US 12,599,803 B1 · Fitness equipment > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,599,803 B1 - Document ID: US12599803B1 - Status: Granted - Kind: B1 - Application number: 19/277,399 - Filed: 2025-07-23 - Granted: 2026-04-14 - Earliest claimed: 2025-07-07 - Applicants: Huaxu Hu - Inventors: Huaxu Hu - Web page: https://patentgrep.com/patent/US12599803B1 ## CPC - A63B 21/0557: {Details of attachments, e.g. clips or clamps} - A63B 23/0205: {Abdomen} - A63B 21/0428: {the ends moving relatively by linear reciprocation} - A63B 21/0552: {Elastic ropes or bands} - A63B 21/154: {using special pulley-assemblies} - A63B 21/4035: {for operation by hand} - A63B: APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT (apparatus for passive exercising, massage A61H) ## Abstract The present invention relates to the technical field of fitness equipment, and particularly to fitness equipment including a first main body, a second main body, and a resetting assembly. The second main body is reciprocally movable with respect to the first main body, and the resetting assembly includes an elastic rope and a fixed pulley. The fixed pulley is rotatably connected to the first main body, one end of the elastic rope is fixedly connected to the first main body, and the other end of the elastic rope passes around the fixed pulley and is fixedly connected to the second main body. The technical solution of the present invention aims at improving the durability and service life, and the practicality of the product. ## Claims ### Claim 1 A fitness equipment, comprising: a first main body (11), and a second main body (12) reciprocally movable with respect to the first main body (11); a resetting assembly, the resetting assembly comprising an elastic rope (13) and a fixed pulley (14), wherein the fixed pulley (14) is rotatably connected to the first main body (11), a first end of the elastic rope (13) is fixedly connected to the first main body (11), and a second end of the elastic rope (13) passes around the fixed pulley (14) and is fixedly connected to the second main body (12); and a telescopic member (15), provided between the first main body (11) and the second main body (12), wherein the elastic rope (13) passes around the fixed pully (14) with the telescopic member at a center position thereof. ### Claim 2 (depends on 1) The fitness equipment according to claim 1, wherein the first main body (11) is provided with a first limiting member (111) and a first limiting groove (112), the second main body (12) is provided with a second limiting member (121) and a second limiting groove (122), the first main body (11) is integrally injection-molded with the first limiting member (111) and the first limiting groove (112), and the second main body (12) is integrally injection-molded with the second limiting member (121) and the second limiting groove (122): two ends of said telescopic member (15) are respectively embedded in the first limiting groove (112) and the second limiting groove (122); and the first limiting member (111) and the second limiting member (121) are both provided with notches for fixing the elastic rope (13), and the first and second ends of the elastic rope (13) are respectively embedded in the first limiting member (111) and the second limiting member (121). ### Claim 3 (depends on 2) The fitness equipment according to claim 2, wherein the first main body (11) is provided with a first limiting base plate (113) for preventing the elastic rope (13) from being separated from the first limiting member (111) and the telescopic member (15) from being separated from the first limiting groove (112): the second main body (12) is provided with a second limiting base plate (123) for preventing the elastic rope (13) from being separated from the second limiting member (121) and the telescopic member (15) from being separated from the second limiting groove (122); and the first limiting base plate (113) and the second limiting base plate (123) are fixedly connected to the first main body (11) and the second main body (12), respectively. ### Claim 4 (depends on 2) The fitness equipment according to claim 2, wherein the telescopic member (15) has a rod-like structure, and the fixed pully (14) is at least two fixed pulleys (14); and the at least two fixed pulleys (14) are located at one end of the telescopic member (15) away from the second main body (12), and are symmetrically arranged with an axis of the telescopic member (15) at a center therebetween. ### Claim 5 (depends on 1) The fitness equipment according to claim 1, wherein a stretching member (21) is detachably and fixedly connected to the first main body (11), a handle (22) is fixedly connected to a first end of the stretching member, a pulling groove (23) is provided at an edge of the first main body (11), a locking groove (24) is provided on a lower side of the pulling groove (23), a limiting protrusion (25) is provided at a seconded of the stretching member, and the limiting protrusion (25) passes around the pulling groove (23) and is clamped with the locking groove (24). ### Claim 6 (depends on 1) The fitness equipment according to claim 1, wherein the first main body (11) is provided thereon with a plurality of first insertion holes (31): wherein the second main body (12) is provided thereon with a plurality of second insertion holes (32); wherein the fitness equipment further comprises a plurality of several first handles (16), wherein at least two insertion columns (33) for insertably mating with the plurality of first insertion holes (31) or the plurality of second insertion holes (32), respectively, are fixedly connected to a lower side of each of the plurality of first handles (16); and wherein the lower side of each of the plurality of first handles (16) near each insertion column (33) is provided with an annular groove (34) for improving a convenience of installation and removal of the respective first handle (16). ### Claim 7 (depends on 1) The fitness equipment according to claim 1, wherein the second main body (12) is provided with a first slipping wheel group located remote from the first main body (11) and a second slipping wheel group located close to the first main body (11), each of the first and second slipping wheel groups comprising two coaxially arranged slipping wheels (17) respectively located on two sides of the second main body (12), wherein an outer diameter of each of the two coaxially arranged slipping wheels (17) of the first slipping wheel group is larger than an outer diameter of each of the two coaxially arranged slipping wheels (17) of the second slipping wheel group. ### Claim 8 (depends on 1) The fitness equipment according to claim 1, wherein a first cushion (18) covers a top surface of the first main body (11), a second cushion (19) covers a top surface of the second main body (12); and a plurality of first intermittent grooves (181) are provided on a top surface of the first cushion (18), and a plurality of second intermittent grooves (191) are provided on a top surface of the second cushion (19). ### Claim 9 (depends on 1) The fitness equipment according to claim 1, wherein the first main body (11) is embedded with a digital display screen (41) for displaying a number of actions or time and a battery module for supplying power to the digital display screen (41); and a surface of the digital display screen (41) is provided with a charging interface for charging the battery module. ### Claim 10 A fitness equipment, comprising: a first main body (11), and a second main body (12) reciprocally movable with respect to the first main body (11), wherein the first main body (11) is provided thereon with a plurality of first insertion holes (31), and the second main body (12) is provided thereon with a plurality of second insertion holes (32); a resetting assembly, the resetting assembly comprising an elastic rope (13) and a fixed pulley (14), wherein the fixed pulley (14) is rotatably connected to the first main body (11), a first end of the elastic rope (13) is fixedly connected to the first main body (11), and a second end of the elastic rope (13) passes around the fixed pulley (14) and is fixedly connected to the second main body (12); and a plurality of first handles (16), wherein at least two insertion columns (33) for insertably mating with the plurality of first insertion holes (31) or the plurality of second insertion holes (32), respectively, are fixedly connected to a lower side of each of the plurality of first handles (16); and wherein the lower side of each of the plurality of first handles (16) near each insertion column (33) is provided with an annular groove (34) for improving a convenience of installation and removal of the respective first handle (16). ### Claim 11 A fitness equipment, comprising: a first main body (11), and a second main body (12) reciprocally movable with respect to the first main body (11); and a resetting assembly, the resetting assembly comprising an elastic rope (13) and a fixed pulley (14), wherein the fixed pulley (14) is rotatably connected to the first main body (11), a first end of the elastic rope (13) is fixedly connected to the first main body (11), and a second end of the elastic rope (13) passes around the fixed pulley (14) and is fixedly connected to the second main body (12); wherein the second main body (12) is provided with a first slipping wheel group located remote from the first main body (11) and a second slipping wheel group located close to the first main body (11), each of the first and second slipping wheel groups comprising two coaxially arranged slipping wheels (17) respectively located on two sides of the second main body (12), wherein an outer diameter of each of the two coaxially arranged slipping wheels (17) of the first slipping wheel group is larger than an outer diameter of each of the two coaxially arranged slipping wheels (17) of the second slipping wheel group.