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Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised

CPC
COOPERATIVE PATENT CLASSIFICATION
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CHAIRS (seats specially adapted for vehicles B60N 2/00;
{
hunting stands, e.g. hunting seats A01M 31/02; seats adapted for angling, e.g. fisherman's seats A01K 97/22; bath seats A47K 3/12; shower seats A47K 3/282; chairs with toilet means A47K 11/04; seats for surgeons, dentists A61B 19/28; chairs for disabled persons A61G 5/00; operating chairs, dental chairs, physiotherapeutic chairs, gynaecological chairs A61G 15/00; chairs with massage means A61H 2201/0149; ski-lift seats B61B 12/002; rail vehicles seats B61D 33/00; vessel furniture, e.g. boat seats B63B 29/04; aircraft seats B64D 11/06
}
)
; SOFAS; BEDS (upholstery in general B68G;
{
beds specially adapted for nursing A61G 7/00; sleeping accomodation for caravans B60P 3/38, sleeping accommodation for rail vehicles B61D 31/00; sleeping accommodation for load-carrying vehicles B62D 33/0612; berths for vessels B63B 29/10
}
)
WARNING
-
The following IPC groups are not used in the CPC scheme. Subject matter covered by these groups is classified in the following CPC groups:

A47C1/038 covered by A47C 1/0355
A47C23/053 covered by A47C 23/05, A47C23/05B2, A47C23/05B3

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Guide Heading:
Chairs; Stools; Benches
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Chairs adapted for special purposes (features relating to vertical adjustability A47C 3/20; convertible chairs A47C 13/00; chairs or personal conveyances specially adapted for patients or disabled persons A61G 5/00; operating chairs, dental chairs A61G 15/00)
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A47C 1/02
.
Reclining or easy chairs (supports for parts of body A47C 7/36, A47C 7/50, A47C 7/54)
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. .
having independently-adjustable supporting parts
. . .
the parts being horizontally-adjustable seats;
{
Expandable seats or the like,e.g. seats with horizontally adjustable parts
}
Collapse
. . .
the parts, being the back-rest, or the back-rest and seat unit, having adjustable
{
and lockable
}
inclination
A47C 1/0242
. . . .
{
by electric motors
}
A47C 1/0244
. . . .
{
by fluid means
}
A47C 1/0246
. . . .
{
by means of screw-and-nut mechanism
}
A47C 1/0248
. . . .
{
by chains, ropes or belts
}
A47C 1/025
. . . .
by means of a
{
rack-and-pinion
}
or like gearing mechanism
Collapse
A47C 1/026
. . . .
by means of peg-and-notch or
{
pawl-and-ratchet
}
mechanism
A47C 1/0265
. . . . .
{
positioned under the arm-rests
}
A47C 1/027
. . . .
by means of clamps or friction locking members
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. . .
for changing a straight chair into an easy chair,
{
e.g. by inverting or tilting seat and back-rest in the base frame or by overturning the whole chair
}
A47C 1/029
. . . .
by changing the length or the inclination of the legs
{
(varying the height of a seat by inclining the legs A47C 3/36)
}
. . .
the parts being arm-rests
{
(conversion into a bed A47C 17/12)
}
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. .
having coupled adjustable supporting parts
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. . .
the parts being movably-coupled seat and back-rest (A47C 1/035 takes precedence)
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A47C 1/03205
. . . .
{
having adjustable and lockable inclination
}
A47C 1/03211
. . . . .
{
by electric motors
}
A47C 1/03216
. . . . .
{
by fluid means
}
A47C 1/03222
. . . . .
{
by means of screw-and-nut mechanism
}
A47C 1/03227
. . . . .
{
by chains, ropes or belts
}
A47C 1/03233
. . . . .
{
by means of a rack-and-pinion or like gearing mechanism
}
Collapse
A47C 1/03238
. . . . .
{
by means of peg-and-notch or pawl-and-ratchet mechanism
}
A47C 1/03244
. . . . . .
{
positioned under the arm-rests
}
A47C 1/0325
. . . . .
{
by means of clamps or friction locking members
}
A47C 1/03255
. . . .
{
with a central column, e.g. rocking office chairs (seat and back-rest not movably coupled A47C 3/026)
}
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A47C 1/03261
. . . .
{
characterised by elastic means
}
A47C 1/03266
. . . . .
{
with adjustable elasticity
}
A47C 1/03272
. . . . .
{
with coil springs
}
A47C 1/03277
. . . . .
{
with leaf springs
}
A47C 1/03283
. . . . .
{
with fluid springs
}
A47C 1/03288
. . . . .
{
with resilient blocks
}
A47C 1/03294
. . . .
{
slidingly movable in the base frame, e.g. by rollers
}
A47C 1/033
. . . .
the coupling member being a flexible strip
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. . .
the parts including a leg-rest or foot-rest (A47C 1/037 takes precedence;
{
supports for the feet or the legs coupled to fixed parts of the chair A47C 7/50; independent foot-rests or leg-rests A47C 16/02
}
)
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A47C 1/0342
. . . .
{
in combination with movable backrest-seat unit or back-rest
}
A47C 1/0345
. . . . .
{
characterised by foot-rests actuated by lazy-tongs
}
A47C 1/0347
. . . . .
{
characterised by the backrest-seat unit or back-rest slidingly movable in the base frame, e.g. by rollers
}
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A47C 1/035
. . . .
in combination with movably coupled seat and back-rest,
{
i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest
}
A47C 1/0352
. . . . .
{
characterised by coupled seat and back-rest slidingly movable in the base frame. e.g. by rollers
}
A47C 1/0355
. . . . .
actuated by linkages, e.g. lazy-tongs mechanisms
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. . .
the parts including a head-rest
A47C 1/037
. . . .
in combination with a leg-rest or foot-rest
Collapse
.
Hairdressers` or similar chairs,
{
e.g. beauty salon chairs
}
A47C 1/06
. .
adjustable
A47C 1/08
. .
with auxiliary seats (insertable seats for children A47C 1/11)
A47C 1/10
. .
with head-rests; with paper holders
A47C 1/11
. .
Accessories not otherwise provided for, e.g. seats for children
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.
Theatre, auditorium, or similar chairs (seats
{
detachably mounted on
}
stadium benches A47C 1/16)
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A47C 1/121
. .
having tipping-up seats
A47C 1/122
. . .
tipping-up sideways
A47C 1/124
. .
Separate chairs, connectible together into a row
A47C 1/126
. .
stowable in floor or wall
A47C 1/13
. .
Indicators; Devices for reserving or the like
{
(coin-freed apparatus for seats or footstools G07F 17/08)
}
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.
Beach chairs;
{
Chairs for outdoor use, e.g. chairs for relaxation or sun-tanning
}
A47C 1/143
. .
{
Chaise longues
}
A47C 1/146
. .
{
of legless type
}
.
{
Chairs or
}
seats detachably mounted on stadium benches (detachably mounted children`s chairs A47D 1/10)
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Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats (A47C 1/00, A47C 4/00 take precedence)
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.
Rocking chairs (specially for children A47D 13/10)
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A47C 3/021
. .
having elastic frames
A47C 3/023
. . .
made of tubular material
Collapse
A47C 3/025
. .
with seat, or seat and back-rest unit elastically
{
or pivotally
}
mounted in a rigid
{
base
}
frame
A47C 3/0252
. . .
{
connected only by an elastic member positioned between seat and base frame
}
A47C 3/0255
. . .
{
pivotally mounted in the base frame, e.g. swings
}
A47C 3/0257
. . .
{
slidingly movable in the base frame, e.g. by rollers
}
A47C 3/026
. . .
with central column, e.g. rocking office chairs ; Tilting chairs
A47C 3/027
. . .
with curved rocking members between seat and
{
base
}
frame
A47C 3/029
. .
with curved rocking members resting on the floor
A47C 3/03
. .
Locking members (A47C 3/027 takes precedence)
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.
Stackable chairs; Nesting chairs
A47C 3/045
. .
{
with tipping-up seats
}
.
with shell-shape seat and back-rest unit, e.g. having arm rests
.
of asymmetrical shape
.
of legless type, e.g. with seat directly resting on the floor (A47C 3/14 takes precedence; detachably mounted on stadium benches A47C 1/16; children's chairs mounted on back-rest of chair A47D 1/10,
{
legless beach chairs A47C 1/146; inflatable chairs A47C 4/54
}
)
; Hassocks; Pouffes
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.
Chairs or stools with rotatable seat (adjustable in height by rotation A47C 3/24)
A47C 3/185
. .
{
self-returning to the original position
}
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.
Chairs or stools with vertically-adjustable seats (tables with variable height A47B 9/00;
{
locking of telescopic systems in general F16B 7/10
}
)
A47C 3/22
. .
with balancing device, e.g. by spring, by weight
Collapse
A47C 3/24
. .
with vertical spindle
A47C 3/245
. . .
{
resiliently supported
}
Collapse
A47C 3/26
. .
with vertical,
{
or inclined
}
toothed rack;
{
with peg-and-notch mechanism
}
A47C 3/265
. . .
{
with rack-and-pinion gearing
}
Collapse
A47C 3/28
. .
with clamps acting on vertical rods
A47C 3/285
. . .
{
with radially expansible clamping elements telescopically engaged in a tube or the like
}
A47C 3/30
. .
with vertically-acting fluid cylinder
A47C 3/32
. .
with flexible height-adjusting means, e.g. rope, chain
A47C 3/34
. .
with pins coacting with holes
{
or bolt-and-nut adjustment
}
A47C 3/36
. .
with means, or adapted, for inclining the legs of the chair or stool for varying height of seat
A47C 3/38
. .
with additional seat or additional legs for varying height of seat
A47C 3/40
. .
Telescopic guides
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A47C 4/00
Foldable, collapsible or dismountable chairs (of tubular metal type A47C 5/10; children`s foldable chairs A47D 1/02)
Collapse
.
Dismountable chairs
A47C 4/021
. .
{
connected by slotted joints
}
A47C 4/022
. .
{
connected by bars or wires
}
A47C 4/024
. .
{
having integral back-rest and rear leg
}
A47C 4/025
. .
{
having integral back-rest and front leg
}
A47C 4/027
. .
{
having integral seat and rear leg
}
A47C 4/028
. .
{
Upholstered chairs, e.g. metal, plastic or wooden chairs
}
A47C 4/03
. .
Non-upholstered
{
chairs, e.g. metal, plastic or
}
wooden chairs
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.
Folding chairs with inflexible seats
A47C 4/045
. .
{
foldable side to side only
}
A47C 4/06
. .
Attachment of upholstery or fabric to frames (in general A47C 31/02)
Collapse
A47C 4/08
. .
having a frame made of wood or plastics
Collapse
A47C 4/10
. . .
with legs pivotably connected to seat or underframe
A47C 4/12
. . . .
of adjustable type (A47C 4/14 takes precedence)
Collapse
A47C 4/14
. . . .
with cross legs
A47C 4/16
. . . . .
of adjustable type
Collapse
A47C 4/18
. .
having a frame made of metal
Collapse
A47C 4/20
. . .
with legs pivotably connected to seat or underframe
A47C 4/22
. . . .
of adjustable type (A47C 4/24 takes precedence)
Collapse
A47C 4/24
. . . .
with cross legs
A47C 4/26
. . . . .
of adjustable type
Collapse
.
Folding chairs with flexible coverings for the seat or back elements
A47C 4/283
. .
{
foldable side to side only
}
A47C 4/286
. .
{
foldable side to side and front to back, e.g. umbrella type
}
A47C 4/30
. .
Attachment of upholstery or fabric to frames (in general A47C 31/02)
Collapse
A47C 4/32
. .
having a frame made of wood or plastics
Collapse
A47C 4/34
. . .
with legs pivotably connected to seat or underframe
A47C 4/36
. . . .
of adjustable type (A47C 4/38 takes precedence)
Collapse
A47C 4/38
. . . .
with cross legs
A47C 4/40
. . . . .
of adjustable type
Collapse
A47C 4/42
. .
having a frame made of metal
Collapse
A47C 4/44
. . .
with legs pivotably connected to seat or underframe
A47C 4/46
. . . .
of adjustable type (A47C 4/48 takes precedence)
Collapse
A47C 4/48
. . . .
with cross legs
A47C 4/50
. . . . .
of adjustable type
.
Trunk chairs, i.e. chairs collapsible to
{
self contained carrying case, e.g.
}
trunk shape (trunk tables A47B 3/10)
.
inflatable chairs (connection of valves to inflatable elastic bodies B60C 29/00)
Collapse
A47C 5/00
Chairs of special materials
.
{
of paper, cardboard or similar pliable material
}
.
{
of woven material, e.g.
}
basket chairs
Collapse
.
Metal chairs, e.g. tubular (of rocking type A47C 3/023; of non-tubular folding, collapsible, or dismountable type A47C 4/00)
A47C 5/043
. .
{
of tubular non-circular cross-section
}
A47C 5/046
. .
{
of non-tubular cross-section
}
A47C 5/06
. .
Special adaptation of seat upholstery or fabric for attachment to tubular chairs
A47C 5/08
. .
Tubular chairs having sheathed tubes; Adaptation of sheathed tubes thereto
A47C 5/10
. .
Tubular chairs of foldable, collapsible, or dismountable type
Collapse
A47C 5/12
.
of plastics, with or without reinforcement
A47C 5/125
. .
{
completely made of foam material
}
.
characterised by the use of laminated wood
Collapse
Parts, details, or accessories of chairs or stools (attaching to floor A47B 91/08)
Collapse
.
{
Chair or stool bases (A47C 3/20 takes precedence)
}
A47C 7/004
. .
{
for chairs or stools with central column, e.g. office chairs
}
A47C 7/006
. .
{
with castors
}
A47C 7/008
. .
{
for uneven surfaces
}
Collapse
.
Seat parts (adaptation of seats to mounting in tubular chairs A47C 5/06; such parts not restricted to chairs A47C 23/00; removable upholstered units or cushions A47C 27/00)
A47C 7/021
. .
{
Detachable or loose seat cushions
}
A47C 7/022
. .
{
especially profiled for adaptation to body contour
}
A47C 7/024
. .
{
with double seats
}
Collapse
A47C 7/025
. .
{
Springs not otherwise provided for in A47C 7/22 - A47C 7/35
}
A47C 7/027
. . .
{
with elastomeric springs (A47C 7/282 takes precedence)
}
A47C 7/028
. . .
{
with wooden springs, e.g. slated type
}
A47C 7/14
. .
of adjustable shape; elastically mounted
A47C 7/16
. .
Seats made of wooden, plastics, or metal sheet material; Panel seats
Collapse
A47C 7/18
. .
having foamed material included in cushioning part (foamed material mattresses A47C 27/14)
A47C 7/185
. . .
{
with a stiff, rigid support
}
A47C 7/20
. . .
with reinforcement
{
in the foam layer
}
A47C 7/22
. .
Straps or the like for
{
direct user support or for
}
carrying upholstery
Collapse
A47C 7/24
. .
Upholstered seats (A47C 7/18 takes precedence)
A47C 7/26
. . .
with reinforcement
{
of the external layer of the upholstery, e.g. vandal resistant
}
Collapse
A47C 7/28
. .
with tensioned springs, e.g. of flat type
A47C 7/282
. . .
{
with mesh-like supports, e.g. elastomeric membranes
}
A47C 7/285
. . .
{
with metal strips or webs
}
A47C 7/287
. . .
{
with combinations of different types flat type tensioned springs
}
A47C 7/30
. . .
with springs meandering in a flat plane
A47C 7/32
. . .
with tensioned cords, e.g. of elastic type, in a flat plane
Collapse
A47C 7/34
. .
with springs in compression, e.g. coiled
A47C 7/342
. . .
{
Edge stiffeners
}
A47C 7/345
. . .
{
of adjustable resilience]
}
A47C 7/347
. . .
{
with means for connecting springs to each other or to seat frame
}
A47C 7/35
. .
Combinations of different types of springs; Adjustable springs; Attachment of springs to other springs or to
{
the base
}
frame;
{
Springs for seat parts not provided for in other groups of this subclass
}
Collapse
A47C 7/36
.
Support for the head or the back
Collapse
. .
for the head
{
(adjustable coupled to reclining or easy chairs A47C 1/036; for operating or dental chairs A61G 15/00; for car seats B60N 2/48)
}
A47C 7/383
. . .
{
Detachable or loose head- or neck-supports, e.g. horse-shoe shaped (detachable head rests for cars B60N 2/4879)
}
A47C 7/386
. . .
{
Detachable covers for headrests
}
Collapse
. .
for the back
. . .
{
adjustable in height
}
. . .
{
with double backrests
}
. . .
{
of collapsible type
}
Collapse
. . .
of detachable
{
or loose
}
type
{
(detachable or loose back supports associated with beds A47C 20/027)
}
A47C 7/425
. . . .
{
Supplementary back-rests to be positioned on a back-rest or the like
}
Collapse
. . .
with elastically-mounted
{
back-rest or backrest-seat unit in the base
}
frame
A47C 7/441
. . . .
{
with adjustable elasticity
}
A47C 7/443
. . . .
{
with coil springs
}
A47C 7/445
. . . .
{
with leaf springs
}
A47C 7/446
. . . .
{
with fluid springs
}
A47C 7/448
. . . .
{
with resilient blocks
}
Collapse
. . .
with special, e.g. adjustable,
{
lumbar region support
}
profile; "Ackerblom" profile chairs
Collapse
A47C 7/462
. . . .
{
adjustable by mechanical means
}
A47C 7/465
. . . . .
{
by pulling an elastic cable
}
A47C 7/467
. . . .
{
adjustable by fluid means
}
. . .
of freely-rotatable type
Collapse
.
Supports for the feet or the legs
{
coupled to fixed parts of the chair
}
(coupled to other adjustable parts
{
of the chair
}
A47C 1/034, A47C 1/037;
{
stand-alone rests or supports for the feet or the legs, e.g.
}
footstools A47C 16/02)
A47C 7/503
. .
{
with double foot-rests or leg-rests
}
A47C 7/506
. .
{
of adjustable type
}
A47C 7/52
. .
of detachable type
Collapse
.
Supports for the arms
A47C 7/543
. .
{
movable to inoperative position
}
A47C 7/546
. .
{
of detachable type
}
Collapse
.
Parts or details of tipping-up chairs, e.g. of theatre chairs
A47C 7/563
. .
{
provided with a back-rest moving with the seat
}
A47C 7/566
. .
{
Resiliently mounted seat or back-rest
}
A47C 7/58
. .
Hinges, e.g. for mounting chairs in a curved row (hinges for wings in general E05D)
A47C 7/60
. .
Use of locks or ledges for limiting the seat movement
{
(coin-freed apparatus for seats or footstools G07F 17/08)
}
Collapse
.
Accessories for chairs
. .
Hat or coat holders
. .
Means to protect against weather
Collapse
. .
Arm-rest tables;
{
or back-rest tables (suspended or hinged panels forming a table A47B 5/00); Cup holders
}
A47C 7/70
. . .
of foldable
{
or detachable
}
type
Collapse
. .
Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
A47C 7/725
. . .
{
for illumination, e.g. lamps
}
Collapse
A47C 7/74
. . .
for ventilation, heating or cooling
{
(actuated by rocking the chair A47C 3/02)
}
Collapse
A47C 7/742
. . . .
{
for ventilating or cooling (A47C 31/116 takes precedence)
}
A47C 7/744
. . . . .
{
with active means, e.g. by using air blowers or liquid pumps
}
A47C 7/746
. . . . .
{
without active means, e.g. with openings or heat conductors
}
A47C 7/748
. . . .
{
for heating
}
Collapse
Stools for specified purposes (with rotatable seats A47C 3/18; with vertically adjustable seats A47C 3/20; footstools A47C 16/02; prayer stools A47C 16/04; platforms or seat-boxes specially adapted for angling A01K 97/22)
{
other seating furniture for specified purposes A47C 15/004
}
Collapse
.
{
with exercising means or having special therapeutic or ergonomic effects
}
A47C 9/005
. .
{
with forwardly inclined seat, e.g. with a knee-support
}
.
{
High stools, e.g. bar stools (children's high chairs A47D 1/00)
}
Collapse
.
Office stools
{
not provided for in main groups A47C 1/00, A47C 3/00 or A47C 7/00
}
; Workshop stools
A47C 9/022
. .
{
movably mounted on a working-table or the like (for hairdressers A47C 1/08)
}
A47C 9/025
. .
{
Stools for standing or leaning against, e.g. in a semi-standing or half-seated position
}
A47C 9/027
. .
{
Stools for work at ground level
}
.
Milking stools
.
Wall stools;
{
Stools hingedly mounted against the wall
}
.
Music stools
Collapse
.
Camp, travelling, or sports stools (walking sticks or umbrellas convertible into seats, hunting sticks A45B 5/00)
A47C 9/105
. .
{
having several foldable or detachable legs converging in one point
}
Collapse
Benches not otherwise provided for (school forms A47B 39/00)
A47C 11/005
.
{
having multiple separate seats
}
A47C 11/02
.
Church benches; Confessionals
Collapse
Step-stools
NOTE
-
Folding or collapsing actions, of interest apart from any conversion between the step and seat functions, are classified in group A47C 4/00

A47C 12/02
.
requiring conversion between the step and seat functions
Collapse
Convertible chairs, stools, or benches (step-stools requiring conversion between the step and seat functions A47C 12/02; stretchers, for patients or disabled persons, convertible into chairs A61G 1/017)
A47C 13/005
.
{
Modular seating (chairs connectible into a row A47C 1/124)
}
Collapse
Other seating furniture (school forms A47B 39/00)
.
{
Corner seating furniture, e.g. corner sofas (changing corner couches into double bed A47C 17/36)
}
Collapse
.
{
Seating furniture for specified purposes not covered by main groups A47C 1/00 or A47C 9/00
}
A47C 15/006
. .
{
Floating seats (floatable vessel furniture for life-saving B63C 9/30)
}
A47C 15/008
. .
{
for sexual intercourse
}
Collapse
{
Stand-alone
}
rests or supports for feet, legs, arms, back or head (associated with chairs A47C 7/00; associated with beds or sofas A47C 20/00)
.
{
Back-rests
}
Collapse
.
Footstools; Foot-rests; Leg-rests
A47C 16/025
. .
{
adjustable, swivelling, rocking
}
.
Prayer-stools; Kneeling stools; Kneeling supports (hassocks or pouffes A47C 3/16)
Collapse
Guide Heading:
Sofas; Beds
NOTE
-
In groups A47C 17/00 to A47C 27/00, the following terms or expressions are used with the meaning indicated:

- "bedstead" is used only for the frame of a bed;
- "bed" includes bedsteads combined with spring mattresses,
stuffed mattresses, or similar means to enable the lying
of persons thereon;
- "spring mattresses" do not include any stuffed material;
- "stuffed mattresses" may include metal springs.

Collapse
Sofas; Couches; Beds (bedsteads A47C 19/00; spring mattresses A47C 23/00; divan bases A47C 23/00; stuffed mattresses A47C 27/00; beds with special provisions for nursing A61G 7/00)
.
Sofas, couches, settees, or the like, without movable parts
Collapse
.
{
Seating furniture, e.g.
}
sofas, couches, settees, or the like, with movable parts [changeable to beds]; Chair beds
. .
{
Seating furniture having loose or by fabric hinge connected cushions changeable to beds
}
. .
changeable to beds by tilting or extending the arm-rests
Collapse
. .
{
Seating furniture having non-movable backrest
}
changeable
{
to beds
}
by increasing the available
{
seat
}
part, e.g. by drawing
{
seat cushion
}
forward
Collapse
A47C 17/132
. . .
{
with multiple seat cushions
}
A47C 17/134
. . . .
{
by lifting or tilting
}
Collapse
A47C 17/136
. . .
{
with a single seat cushion
}
A47C 17/138
. . . .
{
by lifting or tilting
}
. .
changeable to beds by removing parts only
Collapse
. .
{
Seating furniture
}
changeable to beds by tilting or pivoting the back-rest
A47C 17/161
. . .
{
with back-rest made of multiple movable cushions
}
A47C 17/162
. . .
{
with adjustable back-rest
}
A47C 17/163
. . .
{
and a foot-rest
}
Collapse
A47C 17/165
. . .
with forward tiltable back-rest, e.g. back cushion
A47C 17/1655
. . . .
{
forming top surface of the bed with non-rotatable seat cushion
}
Collapse
A47C 17/17
. . .
with coupled movement of back-rest and seat
Collapse
A47C 17/175
. . . .
with tilting or lifting seat-back-rest pivot
A47C 17/1753
. . . . .
{
by sliding, e.g. by rollers
}
A47C 17/1756
. . . . .
{
by pivoted linkages
}
A47C 17/18
. . .
and tilting or pivoting the arm-rest
Collapse
A47C 17/20
. . .
thereby uncovering one or more auxiliary parts previously hidden (A47C 17/22 takes precedence)
Collapse
A47C 17/207
. . . .
with seat cushion consisting of
{
multiple
}
superposed parts, at least one lower
{
hidden
}
part being used to form part of the
{
bed
}
surface
A47C 17/2073
. . . . .
{
by sliding forward
}
A47C 17/2076
. . . . .
{
by lifting or tilting
}
A47C 17/213
. . . .
the surface, when used for lying down
{
in a bed position
}
, consisting of one side of the
{
seating furniture
}
seat frame and the back-rest frame
Collapse
. .
{
Seating furniture having non-movable back-rest changeable to beds
}
with means for uncovering a previously hidden mattress or similar bed part
A47C 17/225
. . .
{
with hidden separate full size mattress frame unfolded out of the base frame
}
A47C 17/23
. . .
the lying down
{
bed
}
surface partly consisting of one side of the seat
Collapse
A47C 17/24
. . .
with only one movable part being tiltable about a horizontal axis
A47C 17/26
. . . .
tiltable to an overturned position
A47C 17/28
. . . .
having means to lift the tilting axis
A47C 17/30
. . .
two or more parts being rotatable about a vertical axis
. .
Changing a single bed into a double bed by extending, pivoting, or tilting a previously hidden second mattress or other bed part
Collapse
. .
Joining seats, chairs, or couches to form beds
A47C 17/36
. . .
Changing corner couches into a double bed
. .
Changing sofas or the like into beds by means of furniture other than seats or chairs
Collapse
.
Wall beds
A47C 17/40
. .
having balancing members, e.g. weights, springs
Collapse
A47C 17/42
. .
having supporting legs with fixed position on the floor, e.g. attached thereto
A47C 17/44
. . .
having means on the supporting legs facilitating the removal of the bed from its place
A47C 17/46
. .
characterised by a rigid mattress-supporting member
A47C 17/48
. .
characterised by two or more relatively-movable
{
mattress-support
}
parts
A47C 17/50
. .
characterised by their shape, e.g. multiple-wall beds
Collapse
.
Cabinet beds; Table beds, or like beds; Wardrobe beds
A47C 17/54
. .
in which the cabinet or the like is tilted with the bed
A47C 17/56
. .
pivotable on both horizontal and vertical axis
A47C 17/58
. .
with extensible mattress support
A47C 17/60
. .
the cabinet being essentially changed in shape in sleeping position of the bed
A47C 17/62
. .
Table beds; Billard table beds, or like beds
{
(convertible tables A47B 85/06)
}
Collapse
.
Travelling or camp beds (adjusting members for rests A47C 20/00; travelling or camp sacks or packs convertible into beds or mattresses A45F 4/06; stretchers A61G 1/00)
A47C 17/645
. .
{
dismountable
}
A47C 17/66
. .
having specially-adapted body-carrying surfaces
A47C 17/68
. .
only the legs being foldable
Collapse
A47C 17/70
. .
the bed frame being foldable about a horizontal axis
A47C 17/705
. . .
{
with detachable legs
}
A47C 17/72
. . .
having cross legs (A47C 17/82 takes precedence)
A47C 17/74
. .
the bed being foldable about a vertical axis
A47C 17/76
. .
having extensible, e.g. telescopic parts
A47C 17/78
. .
held in shape by stressed cords
A47C 17/80
. .
adapted to be used in or connected to vehicles
A47C 17/82
. .
Trunk beds; Travelling-case or like beds
.
Suspended beds, e.g. suspended from ceiling (hammocks A45F 3/22)
.
Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C 17/02, A47C 17/04, A47C 17/38, A47C 17/52, A47C 17/64, or A47C 17/84;
{
Drawers in or under beds
}
Collapse
Bedsteads (spring mattresses with rigid frame or forming part of the bedstead A47C 23/00; bed jointing members or fittings for bedsteads F16B)
.
{
dismountable
}
Collapse
.
Parts or details of bedsteads not fully covered in a single one of the following sub-groups, e.g. bed rails, post rails
Collapse
A47C 19/021
. .
{
Bedstead frames
}
A47C 19/022
. . .
{
Head or foot boards
}
A47C 19/024
. . .
{
Legs
}
Collapse
A47C 19/025
. . .
{
Direct mattress support frames, Cross-bars
}
A47C 19/027
. . . .
{
with means for preventing frame from sagging
}
A47C 19/028
. .
{
for joining separate bedsteads
}
Collapse
.
Extensible bedsteads, e.g. with adjustment of length, width, height (for children`s beds A47D 7/00)
A47C 19/045
. .
{
with entire frame height or inclination adjustments
}
Collapse
.
Folding bedsteads (travelling or camp beds A47C 17/64)
A47C 19/122
. .
{
foldable head to foot only
}
A47C 19/124
. .
{
foldable side to side only
}
A47C 19/126
. .
{
foldable side to side and head to foot, e.g. umbrella type
}
A47C 19/128
. .
{
only legs being foldable
}
A47C 19/14
. .
of the lazy-tongs type
Collapse
.
Multi-stage bedsteads;
{
e.g. bunk beds
}
(multiple-wall beds A47C 17/50; suspended beds A47C 17/84); Bedsteads stackable to multi-stage bedsteads
A47C 19/202
. .
{
Stacking or nesting bedsteads
}
A47C 19/205
. .
{
convertible, e.g. from single bed or sofa
}
A47C 19/207
. .
{
Mezzanine beds
}
.
Combinations of bedsteads with other furniture or with accessories, e.g. with bedside cabinets (bed-tables A47B 23/00;
{
bedside cabinets A47B 79/00
}
)
Collapse
Head -, foot -, or like rests for beds, sofas or the like (book rests or bed tables A47B 23/00; bed-rests specially adapted for nursing A61G 7/065)
Collapse
.
of detachable
{
or loose
}
type (A47C 20/04, A47C 20/08 take precedence;
{
for chairs A47C 7/00; pillows A47G 9/10
}
)
Collapse
A47C 20/021
. .
{
Foot or leg supports
}
A47C 20/022
. . .
{
for preventing the user from slipping down
}
A47C 20/023
. .
{
Arm supports
}
A47C 20/025
. .
{
Supports specially adapted for pregnant women
}
A47C 20/026
. .
{
Supports for lying in a prone position (A47C 20/025 takes precedence)
}
Collapse
A47C 20/027
. .
{
Back supports, e.g. for sitting in bed
}
A47C 20/028
. . .
{
with a table attached thereto
}
Collapse
.
with adjustable inclination (A47C 20/08 takes precedence)
A47C 20/041
. .
{
by electric motors
}
A47C 20/042
. .
{
by means of screw-and-nut mechanism
}
Collapse
A47C 20/043
. .
{
by means of peg-and-notch or pawl-and-ratchet mechanism
}
A47C 20/045
. . .
{
urged into an operative or non-operative position at an end of stretch
}
A47C 20/046
. .
{
by means of a rack-and-pinion or like gearing mechanism
}
A47C 20/047
. .
{
by friction locking means
}
A47C 20/048
. .
{
by fluid means
}
A47C 20/06
. .
the adjustable part immobilising foldable legs
Collapse
.
with means for adjusting two or more rests simultaneously
Collapse
A47C 20/10
. .
using rods
A47C 20/12
. . .
using telescopic rods
A47C 20/14
. .
using plate and catch
A47C 20/16
. .
using toothed parts, e.g. racks
A47C 20/18
. .
using friction gearing
Collapse
Attachments for beds, e.g. sheet holders, bed-cover holders (bed tables supported on the bedstead A47B 23/02; for children`s beds
{
A47D 7/00
}
, A47D 15/00)
; Ventilating, cooling or heating means in connection with bedsteads or mattresses
.
{
Lighting, radio, telephone or the like connected to the bedstead
}
.
{
Oscillating, balancing or vibrating mechanisms connected to the bedstead (for children`s beds A47D 9/02)
}
Collapse
.
{
Holders for loose bed elements, e.g.
}
sheet holders; bed cover holders
Collapse
. .
{
Sheet holders; Bed cover holders
}
A47C 21/024
. . .
{
for holding bed covers above the body of the user (bed-clothes supports to alleviate the weight of the bed-clothes on the patient A61G 7/0501)
}
. .
{
Pillow holders; Mattress holders
}
. .
{
Holders for facilitating making the bed
}
Collapse
.
Devices for ventilating, cooling or heating
Collapse
A47C 21/042
. .
{
for ventilating or cooling (A47C 21/028 and A47C 27/007 take precedence)
}
A47C 21/044
. . .
{
with active means, e.g. by using air blowers or liquid pumps
}
A47C 21/046
. . .
{
without active means, e.g. with openings or heat conductors
}
A47C 21/048
. .
{
for heating
}
.
Mattress underlays
{
(mattress tickings or covers A47C 27/002)
}
.
Devices for prevention against falling-out, e.g. detachable sidewalls (for children`s beds A47D 7/00)
Collapse
Spring mattresses with rigid frame or forming part of the bedstead; Divan bases;
{
Slatted bed bases
}
(unframed spring units A47C 25/00; spring units forming part of stuffed mattresses A47C 27/00)
.
{
with separate support elements, e.g. elastomeric springs arranged in a two-dimensional matrix pattern
}
.
{
foldable or dismountable
}
.
{
Edge stiffeners (for chair seats A47C 7/342; for stuffed mattresses A47C 27/06)
}
.
using leaf springs, e.g. metal strips (wooden springs A47C 23/06)
Collapse
.
using springs in compression, e.g. coiled
Collapse
A47C 23/043
. .
using wound springs
A47C 23/0431
. . .
{
supporting a flat board or strip
}
A47C 23/0433
. . .
{
of different resilience
}
A47C 23/0435
. . .
{
of adjustable resilience
}
A47C 23/0436
. . .
{
made from a single wire
}
A47C 23/0438
. . .
{
of special shape
}
A47C 23/047
. .
incorporating inflatable elements
Collapse
A47C 23/05
. .
Frames therefor; Connecting the springs to the frame;
{
Interconnection of springs, e.g. in spring units
}
A47C 23/0507
. . .
{
using tensioned spiral springs
}
A47C 23/0515
. . .
{
using clamps or similar connecting means
}
A47C 23/0522
. . .
{
using metal wires
}
A47C 23/055
. . .
using cords; using textile or rubber bands
A47C 23/057
. . .
Hangers or supports for fastening spring units to frame
Collapse
.
using wooden springs, e.g. of slat type;
{
Slatted bed bases
}
A47C 23/061
. .
{
Slat structures
}
Collapse
A47C 23/062
. .
{
Slat supports
}
Collapse
A47C 23/063
. . .
{
by elastic means, e.g. coil springs
}
A47C 23/064
. . . .
{
by elastomeric springs
}
A47C 23/065
. . .
{
by fluid means
}
A47C 23/066
. . .
{
by chains, ropes or belts
}
A47C 23/067
. . .
{
adjustable, e.g. in height or elasticity
}
A47C 23/068
. . .
{
with additional supports between the ends of the slats
}
Collapse
.
using tensioned springs, e.g. flat type (A47C 23/02 takes precedence)
A47C 23/125
. .
{
using vertically mounted tension springs
}
Collapse
A47C 23/14
. .
forming nets; combined with nets
A47C 23/145
. . .
with horizontal interlocking wound springs; Attachment thereof to the frame
A47C 23/15
. . .
with braided or crossed flat springs or cords; with horizontal wound springs (A47C 23/145 takes precedence)
A47C 23/155
. . .
with combinations of flat springs or link chains with wound spring
A47C 23/16
. .
of plane meandering type
A47C 23/18
. .
of resilient webbing
A47C 23/20
. .
of resilient sheet form
A47C 23/22
. .
of tensioned rubber cords or like cords
A47C 23/24
. .
using tensioned textile or other non-resilient strips
A47C 23/26
. .
Frames therefor; Connecting the springs to the frame
A47C 23/28
. .
Tensioning devices therefor
Collapse
.
using combinations of springs covered by more than one of the groups A47C 23/04, A47C 23/06 and A47C 23/12; Frames therefor
A47C 23/32
. .
Combinations of nets with springs in compression; Frames therefor
A47C 23/34
.
with provisions for giving extra support for the head or the legs
Collapse
A47C 25/00
Unframed spring units
WARNING
-
This group and its subgroup are no longer used for classification of new documents as from October 1, 2012.
The backfile is being continuously reclassified to groups A47C 23/00, A47C 27/06 and subgroups thereof.

A47C 25/02
.
without additional connecting means between the springs
Collapse
Stuffed or fluid mattresses specially adapted for chairs, beds or sofas(arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor, A61G 7/057; ready-made upholstery pads in general B68G 5/00; making mattresses B68G 7/00)
.
{
with several cushions, mattresses or the like, to be put together in one cover
}
Collapse
.
{
Mattress tickings or covers (bed cover holders A47C 21/02; mattress hand-straps A47C 31/08; bed linen or counterpanes A47G 9/0238)
}
A47C 27/003
. .
{
having edge welts or rolls
}
Collapse
A47C 27/005
. .
{
liquid-impermeable
}
A47C 27/006
. . .
{
breathable
}
A47C 27/007
. .
{
permeable to liquid or air in a special way (A47C 27/006 takes precedence)
}
A47C 27/008
. .
{
protecting against wear or damage
}
Collapse
.
with spring inlays (A47C 27/20 takes precedence)
Collapse
A47C 27/045
. .
Attachment of spring inlays to coverings (upholstery attaching means A47C 31/02); Use of stiffening sheets, lattices or grids
{
in, on, or
}
under spring inlays
A47C 27/0453
. . .
{
Attachment of spring inlays to outer layers
}
A47C 27/0456
. . .
{
Use of stiffening sheets, lattices or grids in, on, or under, spring inlays
}
Collapse
A47C 27/05
. .
with
{
padding material, e.g.
}
foamed material, in top, bottom, or side layers
A47C 27/053
. . .
{
with only one layer of foamed material
}
A47C 27/056
. . .
{
with different layers of foamed material
}
Collapse
A47C 27/06
. .
Spring inlays
A47C 27/061
. . .
{
of adjustable resiliency
}
A47C 27/062
. . .
{
of different resiliencies
}
Collapse
A47C 27/063
. . .
{
wrapped or otherwise protected
}
A47C 27/064
. . . .
{
Pocketed springs
}
A47C 27/065
. . .
{
of special shape
}
A47C 27/066
. . .
{
Edge stiffeners
}
A47C 27/067
. . .
{
of plane meandering type
}
A47C 27/068
. . .
{
made from a single wire
}
A47C 27/07
. . .
Attaching, or interconnecting of, springs in spring inlays
Collapse
A47C 27/08
.
{
Fluid mattresses, e.g.
}
pneumatic mattresses,
{
Liquid mattresses or mattresses with fluid-like particles
}
(connecting valves to inflatable elastic bodies B60C 29/00)
Collapse
. .
{
Pneumatic mattresses
}
A47C 27/082
. . .
{
with non-manual inflation, e.g. with electric pumps
}
A47C 27/083
. . .
{
with pressure control, e.g. with pressure sensors
}
A47C 27/084
. . .
{
self inflating
}
. .
{
Liquid mattresses, e.g. filled with water or gel
}
. .
{
Fluid-like particles mattresses, e.g. filled with beads
}
. .
{
with means for connecting opposite sides of the mattress, e.g. internal ties or strips
}
. .
{
Fluid mattresses filled with elastic bodies, e.g. foam
}
. .
with two or more independently-fillable chambers
Collapse
.
with fibrous inlays, e.g. made of wool, of cotton
A47C 27/121
. .
{
with different kinds of inlays in one mattress
}
A47C 27/122
. .
{
with special fibres, such as acrylic thread, coconut, horsehair
}
A47C 27/124
. .
{
with feathers, down or similar inlays
}
A47C 27/125
. .
{
Mattresses having upholstery inlays and a special profile, body support or the like
}
A47C 27/127
. .
{
with reinforcement sheets, grids or the like
}
A47C 27/128
. .
{
with inflatable elements
}
Collapse
.
with foamed material inlays
Collapse
A47C 27/142
. .
{
with projections, depressions or cavities
}
A47C 27/144
. . .
{
inside the mattress
}
A47C 27/146
. . .
{
on the outside surface of the mattress
}
A47C 27/148
. .
{
of different resilience
}
A47C 27/15
. .
consisting of two or more layers (A47C 27/16 takes precedence)
A47C 27/16
. .
reinforced with sheet-like
{
or rigid
}
elements, e.g. profiled
A47C 27/18
. .
in combination with inflatable bodies
A47C 27/20
. .
with springs moulded in, or situated in
{
cavities or
}
openings in foamed material
.
with both fibrous and foamed material inlays
Collapse
Nets for protection against insects in connection with chairs or beds (insect nets for animals A01K 13/00; insect nets as travelling equipment A45F 3/52); Bed canopies
A47C 29/003
.
{
Bed canopies
}
A47C 29/006
.
{
Mosquito nets
}
Collapse
A47C 31/00
Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
.
{
Fireproof means
}
.
{
Anti-earthquake means
}
A47C 31/003
.
{
Magnets
}
.
{
Means for protecting against undesired influence, e.g. magnetic radiation or static electricity
}
.
{
Use of aromatic materials, e.g. herbs
}
.
{
Use of three-dimensional fabrics
}
A47C 31/007
.
{
Anti-mite, anti-allergen or anti-bacterial means
}
A47C 31/008
.
{
Use of remote controls
}
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.
Upholstery attaching means (quilting, quilting means, fastening, fixing or finishing upholstery B68G 7/00)
A47C 31/023
. .
{
connecting upholstery to frames, e.g. by hooks, clips, snap fasteners, clamping means or the like
}
A47C 31/026
. .
{
passing through the upholstery, e.g. upholstery nails or buttons
}
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A47C 31/04
. .
Clamps for attaching flat elastic strips or flat meandering springs to frames
A47C 31/06
. . .
for attaching flat meandering springs
.
Mattress hand-straps
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.
Loose
{
or removable
}
furniture covers
A47C 31/105
. .
{
for mattresses
}
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A47C 31/11
. .
for chairs
{
(for headrests only A47C 7/386; removable protective covers for car seats B60N 2/60)
}
A47C 31/113
. . .
{
liquid-impermeable
}
A47C 31/116
. . .
{
permeable to liquid or air in a special way
}
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.
Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons (body measuring means for clothing manufacture A41H 1/00)
A47C 31/123
. .
{
for beds or mattresses
}
A47C 31/126
. .
{
for chairs
}
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013