# US 2010/0167884 A1 · Resistance training exercise device, system and method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2010/0167884 A1 - Document ID: US20100167884A1 - Status: Published application - Kind: A1 - Application number: 12/344,798 - Filed: 2008-12-29 - Published: 2010-07-01 - Earliest claimed: 2008-12-29 - Assignees: Bodylastics Int., Inc. - Inventors: BLAKE KASSEL - Web page: https://patentgrep.com/patent/US20100167884A1 ## CPC - A63B 21/0552: {Elastic ropes or bands} - A63B 21/00061: {Replaceable resistance units of different strengths, e.g. for swapping} - A63B 21/00065: {by increasing or reducing the number of resistance units} - A63B 21/00185: {using resistance provided by the user, e.g. exercising one body part against a resistance provided by another body part (A63B21/068 takes precedence; isometric exercise A63B21/0023)} - A63B 21/0442: {Anchored at one end only, the other end being manipulated by the user} - A63B 21/4013: {to the ankle} - A63B 21/4021: {to the wrist} - A63B 21/4035: {for operation by hand} - A63B 21/0557: {Details of attachments, e.g. clips or clamps} - A63B 21/1663: {for anchoring between a door and the door frame} - A63B 21/4017: {to the upper limbs} - A63B 2071/027: {using player's own weight, e.g. on a platform} - A63B: APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT (apparatus for passive exercising, massage A61H) ## Abstract A resistance training exercise device, system and method having at least one elastic, elongated and hollow cord with a tether secured to each end of the cord, a strain relief sleeve and a clip secured to the free end of each tether, each tether being secured to their respective end of the cord by a grommet, plug and sleeve and each clip preferably comprising an o-ring that receives the free end of the tether and a spring-loaded biasing flange for clipping onto a handle, strap or the cord itself. ## Claims ### Claim 1 (canceled) ### Claim 2 (canceled) ### Claim 3 (canceled) ### Claim 4 (canceled) ### Claim 5 (canceled) ### Claim 6 (canceled) ### Claim 7 (canceled) ### Claim 8 (canceled) ### Claim 9 (canceled) ### Claim 10 (canceled) ### Claim 11 An exercise device comprising: a stretchable cord having opposing first and second ends, said cord having an internal cavity and an external surface; at least two plugs, each plug being inserted within said internal cavity of said cord adjacent said first and second ends of said cord; at least two sleeves, each of said sleeves being placed over said external surface of said cord adjacent said first and second ends of said cord, each of said plugs being situated within a length of each of said sleeves; at least two tethers, each of said tethers having a stitched portion, said stitched potion forming two opposing compartments, a first compartment having at least one grommet and is designed to received at least one end of said cord with said sleeve and said plug, said grommet having a circumference that is smaller than a circumference of said cord with said sleeve, said plug with at least a portion of said cord and at least a portion of said sleeve being situated generally within said first compartment of said tether; at least two carabineers, each of said carabineers having a bottom portion and a gate element; and at least two O-rings situated within each of said bottom portions of each of said carabineers, each of said O-rings is designed to receive a portion of said second compartment of each of said tethers. ### Claim 12 (depends on 11) The device of claim 11 wherein said stitched portion is situated generally central of said tether. ### Claim 13 (depends on 11) The device of claim 11 wherein each of said first compartments of said tether forms a loop, each of said loops is placed within each of said O-rings. ### Claim 14 (depends on 11) The device of claim 11 wherein said stitched portion provides for reinforcement in strengthening said tether and said device when said cord is stretched. ### Claim 15 (depends on 11) The device of claim 11 wherein said sleeve, said tether with said compartments and said plug assist in preventing said cord from breaking and snapping during stretching of said cord. ### Claim 16 (depends on 11) The device of claim 11 wherein said plug is situated within said first compartment of said tether and prevents said end of said cord and at least a portion of said sleeve from passing said grommet when said cord is stretched. ### Claim 17 (depends on 11) The device of claim 11 wherein said O-ring is stationary within said bottom of said carabineer. ### Claim 18 (depends on 17) The device of claim 17 wherein said bottom portion of said carabineer is generally round for fitting said O-ring. ### Claim 19 A resistance exercise device comprising: a stretchable cord having opposing first and second ends, said cord having an internal cavity and an external surface; at least one plug being inserted within said internal cavity of said cord adjacent said first end of said cord; at least one sleeve being placed over said external surface of said cord adjacent said first end of said cord, said plug being situated within a length of said sleeve; at least one tether having a stitched portion, said stitched potion forming two opposing compartments, a first compartment having at least one grommet and is designed to received at least one end of said cord with said sleeve and said plug, said plug with at least a portion of said cord and at least a portion of said sleeve being situated generally within said first compartment of said tether, said second compartment forming a loop; at least one carabineer having a bottom portion and a gate element; and at least one O-ring situated within said bottom portion of said carabineer, said O-ring is designed to receive a portion of said loop of said second compartment of said tether. ### Claim 20 (depends on 19) The device of claim 19 further comprising a second plug and a second sleeve, said second plug being inserted within said internal cavity of said cord adjacent said second end of said cord, said second sleeve being placed over said external surface of said cord adjacent said second end of said cord, said second plug being situated within a length of said second sleeve. ### Claim 21 (depends on 20) The device of claim 20 further comprising a second tether having a stitched portion, said stitched potion forming two opposing compartments, a first compartment having at least one grommet and is designed to received at least one end of said cord with said second sleeve and said second plug, said second plug with at least a portion of said cord and at least a portion of said second sleeve being situated generally within said first compartment of said tether, said second compartment forming a loop. ### Claim 22 (depends on 21) The device of claim 21 further comprising a second carabineer having a bottom portion and a gate element. ### Claim 23 (depends on 22) The device of claim 22 further comprising a second O-ring situated within said bottom portion of said carabineer, said O-rings designed to receive a portion of said loop of said second compartment of said second tether. ### Claim 24 (depends on 19) The device of claim 19 wherein said stitched portion is situated generally central of said tether. ### Claim 25 (depends on 19) The device of claim 19 wherein said stitched portion provides for reinforcement in strengthening said tether and said device when said cord is stretched. ### Claim 26 (depends on 19) The device of claim 19 wherein said sleeve, said tether with said compartments and said plug assist in preventing said cord from breaking and snapping during stretching of said cord. ### Claim 27 (depends on 19) The device of claim 19 further comprises an apparatus designed to be attached to said carabineer for providing multiple exercise options, said apparatus being selected from a group consisting essentially of handles, loops, straps, bands, rings, rope, grips and combinations thereof. ### Claim 28 (depends on 19) The device of claim 19 wherein said tether comprises straps. ### Claim 29 (depends on 19) The device of claim 19 further comprising a plurality of combinable devices to form a system. ### Claim 30 A resistance exercise device comprising: a stretchable cord having opposing first and second ends, said cord having an internal cavity and an external surface, each of said first and second ends being folded over itself to create double layered ends; at least one plug being inserted within said internal cavity of said cord adjacent said first end of said cord, said plug being situated within a length of said double layered cord; at least one tether having a stitched portion, said stitched potion forming two opposing compartments, a first compartment having at least one grommet and is designed to received at least one end of said cord with said plug, said plug with at least a portion of said cord and at least a portion of said double layered cord being situated generally within said first compartment of said tether, said second compartment forming a loop; at least one carabineer having a bottom portion and a gate element; and at least one O-ring situated within said bottom portion of said carabineer, said O-ring is designed to receive a portion of said loop of said second compartment of said tether.