# US 12,758,024 B2 · Adjustable bed > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,758,024 B2 - Document ID: US12758024B2 - Status: Granted - Kind: B2 - Application number: 18/849,984 - Filed: 2023-03-31 - Published: 2025-06-26 - Granted: 2026-10-13 - Earliest claimed: 2022-03-31 - Assignees: Eevolv Ltd - Applicants: Eevolv Ltd - Inventors: Dale Robertson; Paul Brown - Web page: https://patentgrep.com/patent/US12758024B2 ## CPC - A47C 20/06: the adjustable part immobilising foldable legs - A47C: CHAIRS; SOFAS; BEDS ## Abstract A zero-wall adjustable bed (10) comprising a base (12), a support carriage (19) slidably moveable relative to the base (12), an actuator (26), a support platform (16) comprising a back support platform (18), a lower support platform (91) and a mattress bend support platform (21) positioned between the back support platform (18) and the lower support platform (20), the actuator effecting coordinated pivotal movement between the mattress bend support platform (21) and the lower support platform (20), and the mattress bend support platform (21) and the back support platform (18) as the back support platform (18) moves between lowered and raised positions. ## Claims ### Claim 1 A zero-wall adjustable bed (10), comprising: a base (12), a support carriage (19) on the base (19) and slidably moveable relative to the base (12), an actuator (26), a support platform (16) comprising a back support platform (18), a lower support platform (91) and a mattress bend support platform (21) positioned between the back support platform (18) and the lower support platform (20), the actuator effecting coordinated pivotal movement between the mattress bend support platform (21) and the lower support platform (20), and the mattress bend support platform (21) and the back support platform (18) as the back support platform (18) moves between lowered and raised positions; and the base (12) includes one of a mattress bend support platform guide (54) or follower, and the mattress bend support platform (21) includes the other of a mattress bend support platform guide or follower (56), such that relative movement between the mattress bend support platform guide (54) and the mattress bend support platform follower (56) causes coordinated pivotal movement between the mattress bend support platform (21) and the lower support platform (20), and the mattress bend support platform (21) and the back support platform (18) as the back support platform (18) moves between lowered and raised positions. ### Claim 2 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: the lower support platform (91) includes at least one of a seat support platform (20), a thigh support platform (22), and a foot support platform (24). ### Claim 3 (depends on 2) The zero-wall adjustable bed (10), according to claim 2, wherein: the seat support platform (20) is pivotally attached to the mattress bend support platform (21) and the back support platform (18) is pivotally attached to the mattress bend support platform (21), the actuator effecting coordinated pivotal movement between the mattress bend support platform (21) and the seat support platform (20), and the mattress bend support platform (21) and the back support platform (18) as the back support platform (18) moves between lowered and raised positions. ### Claim 4 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: a first angle (A1) is defined between the seat support platform (20) or the support carriage (19) and the mattress bend support platform (21), and a second angle (A2) is defined between the mattress bend support platform (21) and the back support platform (18), in which the difference between the first angle (A1) and the second angle (A2) is less than 10 degrees, preferably substantially equal as the back support platform (18) moves between lowered and raised positions. ### Claim 5 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: a third angle (A3) is defined between the seat support platform (20) or the support carriage (19) and the back support platform (18), in which the third angle (A3) is between 0 and 70 degrees as the back support platform (18) moves between lowered and raised positions, preferably the third angle (A3) is less than 70 degrees when the back support platform (18) is in the raised position. ### Claim 6 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: at least part of the support platform (16) is slidably fixed to the support carriage (19) such that the support platform (16) is slidable relative to the base (12). ### Claim 7 (depends on 6) The zero-wall adjustable bed (10), according to claim 6, wherein: the seat support platform (20) is slidably fixed to the support carriage (19). ### Claim 8 (depends on 6) The zero-wall adjustable bed (610), according to claim 6, wherein: a pivotal connection (695) between the lower support platform (691) and the mattress bend support platform (621) is slidably fixed to the support carriage (619). ### Claim 9 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: the mattress bend support platform guide (54) is inclined vertically upwards and rearwards towards a head end of the bed. ### Claim 10 (depends on 9) The zero-wall adjustable bed (310), according to claim 9, wherein: the mattress bend support platform guide includes a curved portion, and preferably defines a curved portion only (354). ### Claim 11 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: the mattress bend support platform guide (54) includes a straight portion, preferably defines a straight portion only. ### Claim 12 (depends on 1) The zero-wall adjustable bed (210), according to claim 1, wherein: in which the actuator (226) has a first end pivotally attached to the base (212) and a second end pivotally attached to the support carriage (219) such that movement of the actuator effects sliding movement between the support carriage (219) and the base (212). ### Claim 13 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: the support carriage (19) slidably moves relative to the base (12) when the back support platform (18) moves between the lowered and raised positions. ### Claim 14 (depends on 1) The zero-wall adjustable bed (10), according to claim 1, wherein: a movement of the back support platform (18) between the lowered and the raised position causes the support carriage (19) to slide rearwards towards a head end (H) of the bed. ### Claim 15 A zero-wall adjustable bed (510), comprising: a base (12), a support carriage (19) on the base (19) and slidably moveable relative to the base (12), an actuator (26), a support platform (16) comprising a back support platform (18), a lower support platform (91) and a mattress bend support platform (21) positioned between the back support platform (18) and the lower support platform (20), the actuator effecting coordinated pivotal movement between the mattress bend support platform (21) and the lower support platform (20), and the mattress bend support platform (21) and the back support platform (18) as the back support platform (18) moves between lowered and raised positions; and a first connecting means (581) which acts directly on the back support platform (518) and a second connecting means (583) which acts directly on the mattress bend support platform or a pivotal point (584) connecting the back support platform (518) and the mattress bend support platform (521) such that the actuator (526) simultaneously drives both support platforms (521,526), the second connecting means (583) is driven by the actuator via the first connecting means (581), in which the second connecting means (583) is pivotally attached to the first connecting means (581) part-way along the first connecting means (581). ### Claim 16 (depends on 15) The zero-wall adjustable bed (510), according to claim 15, wherein: the first connecting means (581) has a first end pivotally attached to the support carriage (519), and a second end free to move translationally on the back support platform (518). ### Claim 17 (depends on 15) The zero-wall adjustable bed (510), according to claim 15, further comprising: a third connecting means (585), the third connecting means (585) is pivotally attached at a first end to the first connecting means (581) and pivotally attached at a second end to the base (512). ### Claim 18 (depends on 17) The zero-wall adjustable bed (10), according to claim 17, wherein: the actuator (526) has a first end pivotally attached to the third connecting means (585) and a second end pivotally attached to the base (512) such that movement of the actuator effects sliding movement between the support carriage (519) and the base (512). ### Claim 19 The zero-wall adjustable bed (110), comprising: a base (12), a support carriage (19) on the base (19) and slidably moveable relative to the base (12), an actuator (26), a support platform (16) comprising a back support platform (18), a lower support platform (91) and a mattress bend support platform (21) positioned between the back support platform (18) and the lower support platform (20), the actuator effecting coordinated pivotal movement between the mattress bend support platform (21) and the lower support platform (20), and the mattress bend support platform (21) and the back support platform (18) as the back support platform (18) moves between lowered and raised positions; and a footboard (160) slidably fixed to the support carriage (119), in which movement of the support carriage (119) relative to the base (112) causes the footboard (160) to slidably move relative to the base (112).