# US 2021/0275853 A1 · Modified weight training equipment > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0275853 A1 - Document ID: US20210275853A1 - Status: Published application - Kind: A1 - Application number: 17/153,396 - Filed: 2021-01-20 - Published: 2021-09-09 - Earliest claimed: 2018-01-31 - Assignees: Sound Shore Innovations L.L.C. - Applicants: Sound Shore Innovations L.L.C. - Inventors: Kyle D. Rothschild - Web page: https://patentgrep.com/patent/US20210275853A1 ## CPC - A63B 21/0607: {Plastic masses, e.g. elastomers; Masses provided with plastic coverings} - A63B 21/0604: {Solid masses, e.g. concrete (A63B21/0603 takes precedence)} - A63B 21/072: Dumb-bells, bar-bells or the like {, e.g. weight discs having an integral peripheral handle} - A63B 21/0724: {Bar-bells; Hand bars} - A63B 21/0726: {Dumb bells, i.e. with a central bar to be held by a single hand, and with weights at the ends} - A63B 71/0054: {Features for injury prevention on an apparatus, e.g. shock absorbers (mats or the like for absorbing shocks for jumping A63B6/00)} - A63B 2071/0063: {Shock absorbers} - A63B: APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT (apparatus for passive exercising, massage A61H) ## Abstract A weight object configured to be lifted from a ground surface includes a first portion made of high-durometer material, a second portion made of elastomeric material having lower durometer than the first portion, and a handle for holding the weight object and lifting the object from the ground surface, where the second portion includes spaced holes within the elastomeric material for absorbing noise generated when the weight object is dropped on the ground surface. Alternatively, a weight object is disclosed which is configured to be lifted from a ground surface, comprising at least one layer of elastomeric material having spaced holes therein for absorbing noise generated when the weight object is dropped on the ground surface, and an opening configured to receive a handle. ## Claims ### Claim 1 A weight object configured to be lifted from a ground surface, comprising: a first portion made of high-durometer material; a second portion made of elastomeric material having lower durometer than the first portion; and a handle for holding the weight object and lifting the object from the ground surface, wherein the second portion comprises spaced holes within the elastomeric material for absorbing noise generated when the weight object is dropped on the ground surface. ### Claim 2 (depends on 1) The weight object of claim 1, wherein the second portion is an outer portion of the weight object that comes into contact with the ground surface. ### Claim 3 (depends on 1) The weight object of claim 1, wherein the second portion is an inner portion of the weight object that does not come into contact with the ground surface. ### Claim 4 (depends on 1) The weight object of claim 1, wherein the handle comprises a handgrip. ### Claim 5 (depends on 1) The weight object of claim 1, wherein the first and second portions together are shaped as a bumper plate and the handle comprises a bar passing through an opening in the plate. ### Claim 6 (depends on 1) The weight object of claim 1, wherein at least one of the spaced holes passes completely through the elastomeric material. ### Claim 7 (depends on 1) The weight object of claim 1, wherein at least one of the spaced holes passes partially through the elastomeric material. ### Claim 8 (depends on 7) The weight object of claim 7, wherein several of the spaced holes pass partially through the elastomeric material of which adjacent spaced holes open in opposite directions. ### Claim 9 (depends on 1) The weight object of claim 1, wherein the second portion is shaped as a ring and the spaced holes are evenly spaced around the ring. ### Claim 10 (depends on 1) The weight object of claim 1, wherein a shape of the spaced holes is at least one of hexagonal, circular, square, triangular, and trapezoidal. ### Claim 11 (depends on 1) The weight object of claim 1, wherein the first and second portions together are shaped as a bumper plate, and the second portion is on the outer side of the bumper plate enveloping the first portion. ### Claim at position 12 12-23. (canceled) ### Claim 24 A weight object shaped as a bumper plate and configured to be lifted from a ground surface, comprising: a first portion positioned in a center of the bumper plate and made of elastomeric material; a second portion positioned on a periphery of the bumper plate and made of elastomeric material, wherein a periphery of the first portion comprises a shaped groove formed circumferentially around the periphery, and the second portion is molded into the first portion with a projection shaped to match the shaped groove in the first portion, and at least one of the first and second portions comprises spaced holes within the elastomeric material for absorbing noise generated when the weight object is dropped on the ground surface. ### Claim 25 (depends on 24) The weight object of claim 24, wherein the shaped groove in the first portion and the corresponding projection of the second portion is T-shaped. ### Claim 26 (depends on 24) The weight object of claim 24, wherein at least one of the spaced holes passes completely through the elastomeric material. ### Claim 27 (depends on 24) The weight object of claim 24, wherein at least one of the spaced holes passes partially through the elastomeric material. ### Claim 28 (depends on 27) The weight object of claim 27, wherein several of the spaced holes pass partially through the elastomeric material, of which adjacent spaced holes open in opposite directions. ### Claim 29 (depends on 24) The weight object of claim 24, wherein the first and second portions comprise different durometer elastomeric materials. ### Claim 30 (depends on 1) The weight object of claim 1, wherein one or more of the spaced holes is filled with foam. ### Claim 31 (depends on 1) The weight object of claim 1, wherein the spaced holes are sealed from an outside environment in order to protect the holes from dirt or other debris entering the holes. ### Claim 32 A modified bumper plate having a rim, a body, and a collar with an opening in the center, further comprising: at least one elastomeric material forming at least part of the body, the at least one elastomeric material forming a shock absorber region comprising a plurality of irregularly shaped pass-through holes therein for absorbing noise generated when the modified bumper plate is dropped on hard surface, and the opening in the center of the collar configured to receive a handle for lifting the modified bumper plate. ### Claim 33 (depends on 32) The modified bumper plate of claim 32, wherein the plurality of irregularly shaped pass-through holes is arranged in one or more concentric rows. ### Claim 34 (depends on 32) The modified bumper plate of claim 32, further comprising one or more pass-through holes of hexagonal, circular, square, triangular or trapezoidal shape. ### Claim 35 (depends on 32) The modified bumper plate of claim 32, wherein the at least one elastomeric material forms at least two shock absorber regions, each of said shock absorber regions comprising a plurality of irregularly shaped pass-through holes for absorbing noise. ### Claim 36 (depends on 32) The modified bumper plate of claim 32, further comprising at least one additional hole that passes partially through the elastomeric material. ### Claim 37 (depends on 36) The modified bumper plate of claim 36, comprising a plurality of additional holes that pass partially through the elastomeric material, and at least two such holes open in opposite directions. ### Claim 38 (depends on 32) The modified bumper plate of claim 32, wherein the radius of the modified bumper plate is greater than or equal to 222.25 mm. ### Claim 39 (depends on 32) The modified bumper plate of claim 32, wherein the opening in the center of the collar configured to receive a handle for lifting the modified bumper plate is at least one inch (25.4 mm) in diameter. ### Claim 40 (depends on 32) The modified bumper plate of claim 32, wherein the at least one elastomeric material is one or more of rubber, pressed crumb rubber, polyurethane or mixtures thereof. ### Claim 41 (depends on 32) The modified bumper plate of claim 32, wherein at least some pass-through holes are greater than 12.7 mm wide in cross-section. ### Claim 42 (depends on 32) The modified bumper plate of claim 32, wherein the at least one elastomeric material has durometer hardness in the range of 60 to 90. ### Claim 43 (depends on 32) The modified bumper plate of claim 32, wherein the plurality of irregularly shaped pass-through holes is evenly spaced. ### Claim 44 (depends on 32) The modified bumper plate of claim 32, wherein the rim and the body of the modified bumper plate are made of the same elastomeric material. ### Claim 45 (depends on 32) The modified bumper plate of claim 32, comprising at least two elastomeric materials, each having a different durometer hardness.