WO2021099967A2 - Siège à bascule transportable - Google Patents

Siège à bascule transportable Download PDF

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Publication number
WO2021099967A2
WO2021099967A2 PCT/IB2020/060873 IB2020060873W WO2021099967A2 WO 2021099967 A2 WO2021099967 A2 WO 2021099967A2 IB 2020060873 W IB2020060873 W IB 2020060873W WO 2021099967 A2 WO2021099967 A2 WO 2021099967A2
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WO
WIPO (PCT)
Prior art keywords
adjustable
area
chair
seat area
backrest
Prior art date
Application number
PCT/IB2020/060873
Other languages
English (en)
Other versions
WO2021099967A3 (fr
Inventor
Sandra RILEY
Original Assignee
Riley Sandra
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Riley Sandra filed Critical Riley Sandra
Publication of WO2021099967A2 publication Critical patent/WO2021099967A2/fr
Publication of WO2021099967A3 publication Critical patent/WO2021099967A3/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03205—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination
    • A47C1/03222—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination by means of screw-and-nut mechanism
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/04—Hairdressers' or similar chairs, e.g. beauty salon chairs
    • A47C1/06—Hairdressers' or similar chairs, e.g. beauty salon chairs adjustable
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/036—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a head-rest
    • A47C1/037—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a head-rest in combination with a leg-rest or foot-rest
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/04—Hairdressers' or similar chairs, e.g. beauty salon chairs
    • A47C1/10—Hairdressers' or similar chairs, e.g. beauty salon chairs with head-rests; with paper holders
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C4/00—Foldable, collapsible or dismountable chairs
    • A47C4/02—Dismountable chairs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C4/00—Foldable, collapsible or dismountable chairs
    • A47C4/04—Folding chairs with inflexible seats

Definitions

  • the present invention generally relates to a field of general engineering and particularly to the field of mechanical and constructional engineering.
  • the present invention specifically relates to a field of construction and designing of portable and collapsible chairs for different purposes such as mobile grooming services.
  • Various devices are known that can be used to facilitate hair washing or styling. Devices are also known that facilitate the provision of a manicure or pedicure. These known devices are typically located in a hair salon or spa. Generally, a customer travels to his/her desired salon or spa so as to obtain a desired hair treatment, facial, manicure, pedicure or the like. For individuals that are less mobile due to health issue, age and/or injury, the act of getting dressed, into a vehicle and then traveling to a salon or spa is to inconvenient or just not possible or particle. As such, these individuals are unable to have their hair, face, nails, etc. professionally treated.
  • an air-cooled barber chair bearing US3131967A discloses a barber chair comprising a chair frame rotatably and elevatable mounted on a base, a seat on said frame, hollow vertical armrest columns on the frame at the sides of the seat having inwardly facing surface and outwardly facing surfaces, means defining air emission openings in said inwardly facing surface for directing a flow of air beneath a barber cloth over an occupant in the chair, the outwardly facing surfaces being entirely imperforate so that the entire volume of air will discharge inwardly, conduit means including the hollow armrest columns for channeling a flow of air to said openings, a blower for directing a flow of air through said conduit means, and an electrical circuit connected to operate the blower extending up through the base of the chair and adapted to accommodate elevation and rotation of the chair frame with respect to the base.
  • CN206324501U discusses a utility model which relates to a haircut is equipped, particularly relates to a barber chair, including base, seat, foot hanging frame, the base include circular chassis and first atmospheric pressure riser, the seat include the seat main part, set up the seat main part at the back circular bench and establish and send out the device at the collection of seat main part side handrail the inside.
  • Utility model's advantage lies in: having the garrulous collection device of sending out can avoid some garrulous sending out to fall into client's neck, being furnished with the chair of sitting for barber, the shrink of these two-device homo energetics is gone into inside the chair.
  • CN204091424U discloses a utility model relates to a chair, in particular to a portable barber chair with folding and massaging functions.
  • the barber chair comprises a retractable foot stool, a massage chair cushion, a massage switch, a headrest, a folding water storage bag, a folding support, folding chair legs and armrests, wherein the folding chair legs are connected through connecting hinges; angle adjusting rods are further arranged between the folding chair legs and can adjust folding angles of the folding chair legs which are connected with the armrests through sawtooth lock catches;
  • the massage switch is arranged on one armrest; the armrests are connected with the retractable foot stool through the connecting hinges;
  • the massage chair cushion is mounted on the retractable foot stool and the folding chair legs;
  • the headrest is mounted at one end of the massage chair cushion;
  • the folding water storage bag is mounted below the headrest and on the folding support; and the folding support is connected with the retractable foot stool and the folding chair legs through the connecting hinges and is further located below the massage
  • US20070267903A1 discusses that there are very few professions out there that require the person to stand in order for him/her to perform the duties. Beauty profession has been around for ages and yet no one has proposed any new inventions to help barbers perform their job sitting down.
  • US9801469B2 relates to a versatile accessory holder for a barber chair and method to attach the versatile accessory holder to the back of one of a plurality of barber chair types.
  • Certain embodiments of the invention have a plurality of slots that may be used to receive an appendage in the form of a tongue or one or more sets of pins to attach the versatile accessory holder to the back of a chair.
  • Certain embodiments of the versatile accessory holder have a tray with compartments to receive accessories, such as clipper blades.
  • the compartments have an opening at the bottom, and some embodiments have compartment stops to enable hair to fall from a blade resting in the compartment onto the floor.
  • the outer wall of the tray has a strip adapted to fasten a magnet to the outer wall of the tray.
  • the present invention generally relates to a portable and collapsible hair cutting chair with a seat area detachably attached to a backrest area, with a plurality of legs or stands, wherein the chair can be folded and portable from place to place.
  • a portable hair cutting chair which comprises: a seat area pivotally mounted on an adjustable support structure and defining an approximately horizontal plane, wherein the seat area is provided with at least two protruded sections on a rear end of the seat area, wherein a top portion of each of the at least two protruded sections are embedded with an arc shaped annular section; an adjustable backrest area coupled to the seat area through a plurality of screws, wherein the backrest area is attached to the seat area adjustably between the at least two protruded sections through the plurality of screws; two armrests connected between the backrest area and the seat area, wherein each of the two armrests comprise a horizontal section hinged pivotally to the backrest and a telescopic rod rotatably coupled at one end, to a lower side of the horizontal section of the armrest, wherein the horizontal section of the armrest consists of a cylindrical rod with a hole in order to be attached with the backrest area, a protruded grooved section
  • the chair further comprises: a footrest adjustable between a retracted position and an extended position, wherein the footrest and the backrest define fore and aft directions relative to the seat area, wherein the footrest consists a first and second segments, wherein each segment has an edge approximately contiguous with an edge of the other segment and also has a top surface, wherein during the extended position of the footrest the top surfaces of the segments are approximately horizontal and co-planar, the first segment being proximate to the seat portion and during the retracted position of the footrest, the top surface of the first segment is approximately vertical and the top surface of the second segment is approximately horizontal and facing in a downward direction; and a cantilever assembly supporting the footrest by including a pair of linkages, each long linkage mounted, near a first end thereof, by a pair of parallel support linkages, to the adjustable support structure, so that the long linkages are disposed in a horizontal plane and are movable in fore and rear directions.
  • the plurality of angled adjustable stands comprises: a plurality of straps, wherein each of strap from the plurality of straps are connected around each of the angled adjustable stand at one end and connected to the central pneumatic lift at other end in order to enhance directional stability of the chair.
  • the backrest area further comprises: a headrest disposed within the backrest area, wherein the headrest is configured to be inclined and/or declined from/within the backrest area, wherein the headrest is provided with a hollow elongated section in order to be disposed within a space provided at a top end of the backrest area, wherein the hollow elongated section comprises a plurality of holes at specific distance from each other and a screw, wherein each of a hole from the plurality of holes is configured to receive the screw in order to incline and/or decline the headrest with respect to the backrest area.
  • Figure 1 illustrates an aerial view of a portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 2 illustrates an extended reclined side view of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 3 illustrates a folded assembly view of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 4 illustrates a folded assembly sideview of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 5 illustrates an extended front view of a headrest detachably connected to a backrest of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 6 illustrates an extended rear view of the headrest detachably connected to the backrest of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 7 illustrates a side view lifted seat of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 8 illustrates an isometric three-dimensional view of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • FIG 1 illustrates an aerial view of a portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • the portable chair includes a seat (106), a backrest (102), two armrests (104), a headrest (108) and a footrest (110). All these components are detachable from each other and can be folded in a manner such that the backrest (102) is folded over the seat (106) with the armrests (104) folded alongside the backrest (102).
  • the headrest (108) is also detachably attached to the backrest (102) and can be easily folded along the backrest (102) over the seat (106).
  • the footrest (110) is connected to the rest of the chair through some rotatable pivots or hinges and thereby can be easily detached from the chair and can be folded by lifting the footrest (110) upwards and the rods attached to the footrest can be retracted easily back to folded position.
  • FIG. 2 illustrates an extended reclined side view of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • the portable hair cutting chair includes a number of components with their mechanism described as follows:
  • a seat area (204) is pivotally mounted on an adjustable support structure and defining a horizontal plane.
  • the seat area (204) is provided with at least two protruded sections (210) on a rear end of the seat area (204), wherein a top portion of each of the at least two protruded sections are embedded with an arc shaped annular section.
  • An adjustable backrest area (202) is coupled to the seat area (204) through a plurality of screws.
  • the backrest area (202) is attached to the seat area (204) adjustably between the at least two protruded sections (210) through the plurality of screws.
  • Two armrests (206) are connected between the backrest area (202) and the seat area (204).
  • Each of the two armrests (206) comprise a horizontal section (206) hinged pivotally to the backrest (202) and a telescopic rod (208) coupled inclinedly between the horizontal section (206) of the two armrests and the seat area (204).
  • the horizontal section (206) of the armrest comprises, a cylindrical rod with a hole in order to be attached with the backrest area (202), and a protruded grooved section on the lower side in order to receive the telescopic rod (208).
  • a central pneumatic lift (212) is rotatably coupled to a lower side of the seat area (204).
  • the central pneumatic lift (212) employs a lifting mechanism by incorporating a hollow cylinder and a piston, wherein the central pneumatic lift is configured to increase and/or decrease a height of the seat area (204) along the axis of the piston with respect to the ground.
  • a plurality of adjustable angled stands (214) is disposed at one end to the central pneumatic lift (212) by a hinge connection (216) and at second end to the ground.
  • Each of adjustable angled stand (214) from the plurality of adjustable angled stands comprises a pneumatic lift mechanism configured to incline upwards and/or downwards along the central pneumatic lift (212) in order to lift and/or lower the seat area (204).
  • Each of the stand (214) with the pneumatic lift mechanism is provided with an angle adjusting lever (218) disposed at the second end or lower end of the adjustable angled stand (214) to slide the second end of said stand (214) and thereby increase or decrease the height of the seat area (204) from the ground plane.
  • a footrest (226) is provided and is adjustable between a retracted position and an extended position. The footrest (226) and the backrest (202) define fore and aft directions relative to the seat area (204).
  • the footrest (226) consists a first and second segments, wherein each segment has an edge contiguous with an edge of the other segment and also has a top surface, wherein during the extended position of the footrest (226) the top surfaces of the segments are horizontal and co-planar, the first segment being proximate to the seat area (204) and during the retracted position of the footrest (226), the top surface of the first segment is vertical and the top surface of the second segment is horizontal and facing in a downward direction.
  • Figure 3 illustrates a folded assembly view of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 4 illustrates a folded assembly sideview of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • the portable chair is configured to be collapsible in a manner by folding each component.
  • the backrest is declined over the seat area and the armrests fold in a manner such the horizontal section remains in normal position whereas the telescopic rods of the armrests are retracted back inside and thereby fold alongside the backrest.
  • the central pneumatic lift is also retracted upwards and the angled stands also slide towards the central lift and thereby fold accordingly.
  • the linkages of the footrest are retracted back towards the lower portion of the seat area and the footrest is closed accordingly.
  • a strap is provided to lift the collapsible chair in order to be carried from place to place over a shoulder of a user.
  • Figure 5 illustrates an extended front view of a headrest detachably connected to a backrest of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • Figure 6 illustrates an extended rear view of the headrest detachably connected to the backrest of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • the headrest (510) is provided with a cantilever beam or linkage (520) so that the headrest can be retracted back inside the backrest area of the chair.
  • the headrest can be detached completely from the backrest by pulling up the linkage (520) or rod from the backrest area.
  • the height of the headrest can be adjusted thereby easily by moving the linkage or rod (520) up and down inside the backrest area.
  • Figure 7 illustrates a side view lifted seat of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • the portable and collapsible hair grooming or cutting chair is displayed in said figure.
  • the chair can be lifted upwards or downwards by adjusting the height of the seat area with respect to the ground from the central pneumatic lift. The detailed description of the figure is already explained in figure 2.
  • Figure 8 illustrates an isometric three-dimensional view of the portable and collapsible hair cutting chair in accordance with an embodiment of the claimed invention.
  • the figure displays a model or prototype of the portable and collapsible hair grooming chair with a plurality of functions such as adjusting height according to the comfort of a barber and customer easily.
  • the backrest area (804) and the seat area (818) along with the headrest area (802) are provided with a cushion or foam in order to provide an ergonomic effect to the customer.
  • the armrest includes, a horizontal section (816) and inclined section (806) and these two sections are adjustable in nature in a manner such that the inclined section is a telescopic section with at least two hollow cylindrical sections coaxial with each other and also retractable.
  • a central pneumatic lift (820) is connected to the lower portion or side of the seat area (818) and is employed to lower or upper the seat area (818) with respect to the ground or horizontal floor.
  • At least four legs (810) are connected to the central lift (820) wherein the four legs comprise a pneumatic lift with a plurality of adjustable nods or points in order to hold the seat area (818) in a specific position when slide along the floor.
  • the lower portion of the legs which are also called as angled legs or adjustable angled legs are provided with a foot stand which includes a plurality of holes (814) and an adjustable lever (812).
  • the adjustable lever (812) is disposed at the bottom portion of the adjustable angled stand (810) is configured to slide over a horizontal plane in order to adjust the seat area (818) with respect to the horizontal plane, wherein the adjustable lever comprises a ball bearing rotating inside a spherical housing.
  • the adjustable lever disposed at the bottom portion of the adjustable angled stand is configured to slide over a horizontal plane in order to adjust the seat area with respect to the horizontal plane, wherein the adjustable lever comprises a ball bearing rotating inside a spherical housing.
  • a number of retractable rods (822) are provided, wherein each of retractable rod is connected around each of the angled adjustable stand at one end and connected to the central pneumatic lift at other end in order to enhance directional stability of the chair.
  • the inclined section (806) of the two armrests is configured to be tilted at an angle of up to 45 degrees with respect to the seat area (818), wherein the inclined section (806) is locked at said angle by an adjustable hook (824).
  • the backrest area (804) is configured to be adjusted or tilted at an angle of up to 45 degrees with respect to the seat area (818) through the arc shaped annular section and configured to be fixed in a specific position by the screw inserted through the annular section. At maximum inclination the inclined section and back rest may look like parallelogram or rhombus.
  • the portable chair further comprises a swivel that comprises an actuator which biases and self-centers said swivel to a start or zero position, wherein said swivel is selectively rotated from its start or zero position in either a clockwise or counterclockwise manner to an alternate position, wherein when the swivel is released the central pneumatic lift biases said swivel back to said start or zero position.
  • a swivel that comprises an actuator which biases and self-centers said swivel to a start or zero position, wherein said swivel is selectively rotated from its start or zero position in either a clockwise or counterclockwise manner to an alternate position, wherein when the swivel is released the central pneumatic lift biases said swivel back to said start or zero position.
  • the plurality of angled adjustable stands comprises a plurality of retractable rods, wherein each of retractable rod from the plurality of retractable rods are connected around each of the angled adjustable stand at one end and connected to the central pneumatic lift at other end in order to enhance directional stability of the chair.
  • the backrest area further comprises a headrest disposed within the backrest area, wherein the headrest is configured to be inclined and/or declined from/within the backrest area, wherein the headrest is provided with a hollow elongated section in order to be disposed within a space provided at a top end of the backrest area, wherein the hollow elongated section comprises a plurality of holes at specific distance from each other and a screw, wherein each of a hole from the plurality of holes is configured to receive the screw in order to incline and/or decline the headrest with respect to the backrest area.
  • the backrest area and the seat area of the portable chair are configured to fold around the adjustable support structure, wherein the base area and the backrest area are detachable from each other.
  • the plurality of adjustable angled stands is configured to be folded in towards the central pneumatic lift.
  • Another embodiment discloses a plurality of adjustable straps coupled at both sides of the backrest area in order to carry the chair in folded position, wherein the adjustable straps comprises a plurality of adjustable fasteners configured to adjust the size of adjustable straps around a shoulder of a user.
  • An adjustable backrest area coupled to the seat area through a plurality of screws, wherein the backrest area is attached to the seat area adjustably between the at least two protruded sections through the plurality of screws.
  • each of the two armrests comprise a horizontal section hinged pivotally to the backrest and a telescopic rod rotatably coupled at one end, to a lower side of the horizontal section of the armrest, wherein the horizontal section of the armrest consists of a cylindrical rod with a hole in order to be attached with the backrest area, a protruded grooved section on the lower side in order to receive the telescopic rod.
  • a central pneumatic lift rotatably coupled to a lower side of the seat area, wherein the pneumatic lift employs a lifting mechanism by incorporating a hollow cylinder and a piston, wherein the central pneumatic lift is configured to increase and/or decrease a height of the seat area along the axis of the piston with respect to the ground.
  • a plurality of adjustable angled stands disposed at one end to the central pneumatic lift by a hinge connection and at second end to the ground, wherein each of adjustable angled stand from the plurality of adjustable angled stands comprises a pneumatic lift mechanism configured to incline upwards and/or downwards along the central pneumatic lift in order to lift and/or lower the seat area, wherein each of the stand with the pneumatic lift mechanism is provided with an angle adjusting lever disposed at the second end of the adjustable angled stand to slide the second end of said stand and thereby increase or decrease the height of the seat area from the ground plane.
  • the portable hair cutting chair further comprises a collector means disposed on one side of the two armrests, wherein the collector means comprises a rectangular box detachably attached to a left and/or a right side of the two armrests and configured to collect hair of a user during performing hair cutting services.
  • the adjustable angled stands comprise a foot stand with at least two holes and an open hemispherical housing at the bottom portion of the adjustable angled stands, wherein the foot stand is configured to be fixed at one position in a horizontal plane or floor by inserting a plurality of screws into the at least two holes in order to fix the portable chair in one position.
  • the adjustable angled stands consist of pneumatic lifts or cylinders with a plurality of holes in order to adjust the position of the portable chair in a particular height from the horizontal floor or plane when the adjustable angled stands are configured to slide along the horizontal floor.
  • the plurality of retractable rods connected from each adjustable angled stand to the central pneumatic lift are configured to retract in horizontal direction when the adjustable angled stands slide along the horizontal floor or plane.
  • the telescopic rod coupled to the armrest is configured to retract along axial direction of the telescopic rod when the backrest area of the portable chair is inclined or reclined from a normal vertical position along the arc shaped annular section by adjusting the screw inserted inside the annular section.
  • the two armrests are covered with a cushion in order to provide an ergonomic effect to the user while performing a particular service.
  • the claimed invention is focused on presenting an assembly which is directed towards a portable, collapsible hair cutting chair for mobile grooming services. It has a comfortable seat, adjustable headrest, and folding armrests.
  • the chair reclines for shaving services and includes a seat that rises and lowers.
  • the chair has four adjustable angled legs that provide the best instability.
  • the barber chair has the ability to fold up and be carried upon the shoulder with a strap. The base detaches from the seat, the four legs fold in, and the barber is ready to go to the next appointment.
  • the present invention further states that the claimed portable and collapsible hair grooming chair will allow barbers to sit down while cutting hair.
  • the present invention is designed for the barber and it can be used but not limited to barbers and beauty salons.

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

La présente invention concerne un siège transportable pour la coupe de poils. Le siège comprend principalement une zone d'assise montée pivotante sur une structure de support réglable et définissant un plan horizontal. Une zone de dossier réglable est accouplée à la zone d'assise par l'intermédiaire d'une pluralité de vis. Deux accoudoirs sont reliés entre la zone de dossier et la zone d'assise. Un dispositif de levage pneumatique central est accouplé rotatif à un côté inférieur de la zone d'assise. Plusieurs montants angulaires réglables sont disposés au niveau d'une première extrémité du dispositif de levage pneumatique central, au moyen d'une liaison articulée, et au niveau d'une seconde extrémité, sur sol. Les montants sont conçus pour glisser le long du sol et régler la hauteur de la zone d'assise en conséquence. Une zone de repose-pieds est disposée de manière inclinée vers le bas à partir de la zone d'assise et conçue pour être inclinée vers l'avant et/ou vers l'arrière par rapport au déplacement de la pluralité de montants angulaires réglables.
PCT/IB2020/060873 2019-11-20 2020-11-18 Siège à bascule transportable WO2021099967A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962937793P 2019-11-20 2019-11-20
US62/937,793 2019-11-20

Publications (2)

Publication Number Publication Date
WO2021099967A2 true WO2021099967A2 (fr) 2021-05-27
WO2021099967A3 WO2021099967A3 (fr) 2021-07-01

Family

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PCT/IB2020/060873 WO2021099967A2 (fr) 2019-11-20 2020-11-18 Siège à bascule transportable

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US (1) US20210145178A1 (fr)
WO (1) WO2021099967A2 (fr)

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AU2019206704B2 (en) 2018-01-12 2024-02-08 Yeti Coolers, Llc Portable chair
USD912423S1 (en) 2019-01-14 2021-03-09 Yeti Coolers, Llc Portable chair
USD911731S1 (en) 2019-01-14 2021-03-02 Yeti Coolers, Llc Portable chair
USD902617S1 (en) * 2019-01-14 2020-11-24 Yeti Coolers, Llc Portable chair
US11375815B1 (en) * 2019-12-16 2022-07-05 Candance L. Barnes Shampoo chair for use with sink
US11547201B1 (en) * 2021-06-01 2023-01-10 Zhejiang Pride Leisure Products Co,. Ltd. Rotary hanging chair
CA3234787A1 (fr) * 2021-10-13 2023-04-20 Eudokia Designs Llc Meuble de bureau pliable
US11944200B2 (en) * 2022-03-31 2024-04-02 Kerry Reeves Self cleaning chair assembly

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US1671556A (en) * 1925-11-30 1928-05-29 Sterling Sidney Portable barber's chair
US3081059A (en) * 1961-06-02 1963-03-12 Boeing Co Seat base
US5505524A (en) * 1994-12-19 1996-04-09 Drumwright; Kathy P. Portable hair styling and barber chair
US5702083A (en) * 1996-04-17 1997-12-30 Lai; Shiang-Hwey Pneumatic cylinder of a pneumatic lever-lift chair, and its assembly process
US6048029A (en) * 1999-02-24 2000-04-11 Percoco; Gloria P. Swivel beach chair

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Publication number Publication date
WO2021099967A3 (fr) 2021-07-01
US20210145178A1 (en) 2021-05-20

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