Patents by Inventor Giancarlo Piretti
Giancarlo Piretti has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11857084Abstract: A chair includes a frame having a front transverse element defining a first hinging axis and a rear transverse element defining a second hinging axis; a seat having a front section hinged with the frame about the first hinging axis; and a backrest hinged with the frame about the second hinging axis, wherein the backrest includes a backrest support having a bottom transverse element defining a third hinging axis, and wherein the backrest support is hinged with a rear section of the seat about the third hinging axis.Type: GrantFiled: March 17, 2022Date of Patent: January 2, 2024Assignee: Pro-Cord S.p.A.Inventor: Giancarlo Piretti
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Publication number: 20230284784Abstract: A chair includes a base structure, a seat carried by the base structure, and a backrest movable relative to the seat between a rest position and a rearward inclined position, wherein the backrest has a connecting portion having a front surface and a rear surface, and wherein the seat has first and second guide surfaces which guide, respectively, the front surface and the rear surface of the connecting portion of the backrest.Type: ApplicationFiled: March 7, 2023Publication date: September 14, 2023Inventor: Giancarlo PIRETTI
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Publication number: 20220295996Abstract: A chair includes a frame having a front transverse element defining a first hinging axis and a rear transverse element defining a second hinging axis; a seat having a front section hinged with the frame about the first hinging axis; and a backrest hinged with the frame about the second hinging axis, wherein the backrest includes a backrest support having a bottom transverse element defining a third hinging axis, and wherein the backrest support is hinged with a rear section of the seat about the third hinging axis.Type: ApplicationFiled: March 17, 2022Publication date: September 22, 2022Inventor: Giancarlo PIRETTI
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Patent number: 11197552Abstract: A flexible backrest for a folding chair includes a flexible backrest panel which can assume a curved configuration of use and an extended storage configuration. The flexible backrest panel has a support surface having a concave shape in a cross-section in a horizontal plane, and a convex shape in a cross-section in a vertical plane; and the flexible backrest panel has a plurality of vertical through-slits forming a plurality of vertical slats.Type: GrantFiled: July 6, 2020Date of Patent: December 14, 2021Assignee: Pro-Cord S.p.A.Inventor: Giancarlo Piretti
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Publication number: 20210007493Abstract: A flexible backrest for a folding chair includes a flexible backrest panel which can assume a curved configuration of use and an extended storage configuration. The flexible backrest panel has a support surface having a concave shape in a cross-section in a horizontal plane, and a convex shape in a cross-section in a vertical plane; and the flexible backrest panel has a plurality of vertical through-slits forming a plurality of vertical slats.Type: ApplicationFiled: July 6, 2020Publication date: January 14, 2021Inventor: Giancarlo PIRETTI
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Patent number: 10470575Abstract: A folding chair comprising: a first structure including a pair of front legs and a backrest, a second structure including a pair of rear legs movable with respect to the first structure between an open position and a closed position, and a seat movable about an articulation axis between a lowered position and a raised position, wherein the seat comprises: a support frame pivoting about said articulation axis between a lowered position and a raised position, a seating element movable with respect to the support frame along a direction transverse with respect to said articulation axis, and at least one transmission mechanism configured to move the seating element along said direction between a first position corresponding to the lowered position of the support frame and a second position corresponding to the raised position of the support frame.Type: GrantFiled: July 19, 2018Date of Patent: November 12, 2019Assignee: PROCORD S.P.A.Inventor: Giancarlo Piretti
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Publication number: 20190021502Abstract: A folding chair comprising: a first structure including a pair of front legs and a backrest, a second structure including a pair of rear legs movable with respect to the first structure between an open position and a closed position, and a seat movable about an articulation axis between a lowered position and a raised position, wherein the seat comprises: a support frame pivoting about said articulation axis between a lowered position and a raised position, a seating element movable with respect to the support frame along a direction transverse with respect to said articulation axis, and at least one transmission mechanism configured to move the seating element along said direction between a first position corresponding to the lowered position of the support frame and a second position corresponding to the raised position of the support frame.Type: ApplicationFiled: July 19, 2018Publication date: January 24, 2019Inventor: Giancarlo PIRETTI
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Patent number: 10064491Abstract: A folding chair comprising: a seat comprising a seat panel fixed to two seat supports, a backrest comprising a flexible backrest panel and two backrest supports having respective upper portions that engage respective side edges of said flexible backrest panel, a folding frame carrying the seat and the backrest and comprising a first structure including a pair of rear legs and a second structure including a pair of front legs, wherein the first structure and the second structure are articulated together about a first axis, a pair of joints each comprising a first half-coupling fixed to a respective rear leg and a second half-coupling fixed to a respective front leg, wherein the first half-coupling, the second half-coupling, and a respective seat support are rotatable relative to each other about said first axis, so that the first structure, the second structure and the seat are rotatable about said first axis between a position of use and a storage position.Type: GrantFiled: December 19, 2016Date of Patent: September 4, 2018Assignee: PRO-CORD S.P.A.Inventor: Giancarlo Piretti
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Patent number: 9913537Abstract: A folding chair comprising a seat and a backrest carried by a folding structure, wherein the folding structure comprises a first structure defining a pair of front legs and a second structure defining a pair of rear legs, articulated to each other about a transverse axis by means of a pair of joints and movable relative to one another between an open position and a closed position, wherein the first structure comprises two first side elements and the second structure comprises two second side elements and wherein each of said joints comprises a first half-joint fixed to a respective first side element and a second half-joint fixed to a respective second side element, wherein the first and the second half-joints are rotatable relative to one another about said transverse axis, wherein the first structure comprises a pair of rods mounted within respective first side elements and movable between a raised position and a lowered position.Type: GrantFiled: May 16, 2016Date of Patent: March 13, 2018Assignee: PRO-CORD S.P.A.Inventor: Giancarlo Piretti
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Patent number: 9826838Abstract: A chair comprising: a metal frame formed by a plurality of metal elements, including a seat portion having two seat support elements and a backrest portion having two backrest support elements extending upwardly from the seat portion, a flexible backrest panel and/or a flexible seat panel of plastic material having two lateral hollow portions into which respective support elements are inserted, wherein, in a rest condition, there is a transverse clearance between outer edges of said lateral hollow portions and the respective support elements and wherein, in a deformed condition of the flexible backrest panel and/or flexible seat panel said transverse clearance is reduced to zero.Type: GrantFiled: May 18, 2016Date of Patent: November 28, 2017Assignee: PRO-CORD S.P.A.Inventor: Giancarlo Piretti
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Publication number: 20170172304Abstract: A folding chair comprising: a seat comprising a seat panel fixed to two seat supports, a backrest comprising a flexible backrest panel and two backrest supports having respective upper portions that engage respective side edges of said flexible backrest panel, a folding frame carrying the seat and the backrest and comprising a first structure including a pair of rear legs and a second structure including a pair of front legs, wherein the first structure and the second structure are articulated together about a first axis, a pair of joints each comprising a first half-coupling fixed to a respective rear leg and a second half-coupling fixed to a respective front leg, wherein the first half-coupling, the second half-coupling, and a respective seat support are rotatable relative to each other about said first axis, so that the first structure, the second structure and the seat are rotatable about said first axis between a position of use and a storage position.Type: ApplicationFiled: December 19, 2016Publication date: June 22, 2017Inventor: Giancarlo PIRETTI
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Publication number: 20160338492Abstract: A folding chair comprising a seat and a backrest carried by a folding structure, wherein the folding structure comprises a first structure defining a pair of front legs and a second structure defining a pair of rear legs, articulated to each other about a transverse axis by means of a pair of joints and movable relative to one another between an open position and a closed position, wherein the first structure comprises two first side elements and the second structure comprises two second side elements and wherein each of said joints comprises a first half-joint fixed to a respective first side element and a second half-joint fixed to a respective second side element, wherein the first and the second half-joints are rotatable relative to one another about said transverse axis, wherein the first structure comprises a pair of rods mounted within respective first side elements and movable between a raised position and a lowered position.Type: ApplicationFiled: May 16, 2016Publication date: November 24, 2016Inventor: Giancarlo PIRETTI
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Patent number: 9462892Abstract: A chair comprising: a base structure, a seat fixed to the base structure, a backrest, and a pair of oscillation joints which connect the backrest to the seat or to the base structure so as to allow tilting of the backrest around a transverse axis between a rest position and a backwardly tilted position, wherein each of said oscillation joints comprises: an essentially L-shaped rigid support a rigid lever articulated to the rigid support, and having a first and a second lever arm located on opposite sides with respect to the articulation axis, and an elastic device comprising a telescopic element and a compression spring, wherein the elastic device applies an elastic force between said rigid support and said first lever arm and wherein said second lever arm protrudes outwards from said rigid support and is fixed to a corresponding side edge of the backrest.Type: GrantFiled: April 20, 2015Date of Patent: October 11, 2016Assignee: Pro-Cord S.P.A.Inventor: Giancarlo Piretti
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Publication number: 20160255960Abstract: A chair comprising: a metal frame formed by a plurality of metal elements, including a seat portion having two seat support elements and a backrest portion having two backrest support elements extending upwardly from the seat portion, a flexible backrest panel and/or a flexible seat panel of plastic material having two lateral hollow portions into which respective support elements are inserted, wherein, in a rest condition, there is a transverse clearance between outer edges of said lateral hollow portions and the respective support elements and wherein, in a deformed condition of the flexible backrest panel and/or flexible seat panel said transverse clearance is reduced to zero.Type: ApplicationFiled: May 18, 2016Publication date: September 8, 2016Applicant: PRO-CORD S.p.A.Inventor: Giancarlo PIRETTI
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Publication number: 20160157615Abstract: A chair comprising: a metal frame formed by a plurality of tubular metal elements, including a seat portion having two tubular seat support elements and a backrest portion having two tubular backrest support elements extending upwardly from the seat portion, a flexible seat panel of plastic material with high elasticity, having two lateral tubular portions into which respective tubular seat support elements are inserted, and a flexible backrest panel of plastic material with high elasticity having two lateral tubular portions into which respective tubular backrest support elements are inserted, wherein in a rest condition there is a transverse clearance between the outer edges of the lateral tubular portions of the flexible seat panel and of the flexible backrest panel and the respective tubular support elements, and wherein in a deformed condition said transverse clearance is reduced to zero.Type: ApplicationFiled: December 3, 2015Publication date: June 9, 2016Inventor: Giancarlo PIRETTI
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Publication number: 20150335160Abstract: A chair comprising: a base structure, a seat fixed to the base structure, a backrest, and a pair of oscillation joints which connect the backrest to the seat or to the base structure so as to allow tilting of the backrest around a transverse axis between a rest position and a backwardly tilted position, wherein each of said oscillation joints comprises: an essentially L-shaped rigid support a rigid lever articulated to the rigid support, and having a first and a second lever arm located on opposite sides with respect to the articulation axis, and an elastic device comprising a telescopic element and a compression spring, wherein the elastic device applies an elastic force between said rigid support and said first lever arm and wherein said second lever arm protrudes outwards from said rigid support and is fixed to a corresponding side edge of the backrest.Type: ApplicationFiled: April 20, 2015Publication date: November 26, 2015Inventor: Giancarlo PIRETTI
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Patent number: D760525Type: GrantFiled: April 21, 2015Date of Patent: July 5, 2016Assignee: PRO-CORD S.P.A.Inventor: Giancarlo Piretti
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Patent number: D761606Type: GrantFiled: April 21, 2015Date of Patent: July 19, 2016Assignee: Pro-Cord S.P.A.Inventor: Giancarlo Piretti
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Patent number: D764849Type: GrantFiled: April 21, 2015Date of Patent: August 30, 2016Assignee: PRO-CORD S.P.A.Inventor: Giancarlo Piretti
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Patent number: RE46717Abstract: A chair having a fixed support structure including two side uprights, a backrest having two side portions, and a pair of elastic joints connecting said side portions of the backrest to said side uprights, wherein each of said elastic joints comprises: a bushing fixed to a respective side upright, a helical spring having a longitudinal axis, the helical spring having an upper end resting against a front wall of the bushing, a compression member resting against a lower end of the spring, an upper attachment fixed to a corresponding side portion of the backrest, and a rigid connecting rod having an upper end and a lower end.Type: GrantFiled: December 30, 2015Date of Patent: February 20, 2018Assignee: PRO-CORD S.p.A.Inventor: Giancarlo Piretti