Classifications

• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47C—CHAIRS; SOFAS; BEDS
  • A47C7/00—Parts, details, or accessories of chairs or stools
  • A47C7/002—Chair or stool bases
  • A47C7/004—Chair or stool bases for chairs or stools with central column, e.g. office chairs

Definitions

• the invention relates to a seat with a multi-arm base and with backrest and armrests, in particular to a rotatable office chair provided with casters.
• the known office chairs and the like are generally designed in such a way that the base frame has a column supporting the seat, from which frame arms extending radially at a predetermined angle extend, with free ends attached to sliders or rollers are.
• the frame arms of the base frame are made in one piece, these being parts made of cast iron, folded sheet metal. The like.
• the top of the frame arms is finished, for example with a varnish or galvanized.
• This also generally applies to the armrests if they are not upholstered or consist of a tube on which a strip is made Wood with or without a cover, for example made of leather, is firmly attached. If one desires a different design in terms of shape and appearance, especially in the frame arms of the base frame, the entire base frame must be replaced on the seat or chair. This also applies if damage or the like has occurred to individual frame arms of the base frame on the upper side of the frame arms of the base frame.
• the object of the invention is to be able to make the seat or the office chair of the type mentioned initially easily accessible for a variety of purposes.
• the invention is characterized in that the frame arms and / or the armrests are provided with independent and interchangeable cover strips or trim strips. The cover strips should engage with the frame arms or the armrests by means of intermeshing fitting parts.
• the frame arms and / or the armrests make it possible to use the same basic parts of the base frame or the armrest for different purposes of the seat or the chair, and thereby the tops of the frame arms or the armrests of the type of operation, in which the seat or chair is needed.
• the basic version remains the same.
• the frame arms or the armrests can easily be equipped with other cover strips or decorative strips for special purposes, depending on whether it is a rough operation or an office operation.
• the cover or decorative strips can be simply strips made of cast iron, wood, plastic or the like without surface finishing. But you can also use cover strips, the one have special surface finishing and thus give the whole seat or chair a representative character. In this way, the seat or chair can be used universally for all occurring purposes without having to use other bases from the outset. At the same time, the cover or decorative strips can be easily replaced.
• the cover strips engage by means of one or more projections in recesses or recesses in the support part of the frame arm or the armrest. You can completely or partially overlap the carrier part. ' The cover strips are preferably designed to be insertable in a recess in the armrest or the frame arm and are thereby held.
• the cover strip not only extends over part of the length of the frame arm or the armrest, but can also have a course that is angled once or several times. In this way. the cover strip, particularly in the case of the part arm, can extend over the entire length of the frame arm and thus cover the frame arm.
• the cover strip can be provided with a platform, which is provided in particular for the cover strip of the frame arm of the underframe, so that the feet find a flat support surface.
• the feet can be securely supported and set down on the frame arms of the underframe with the appropriate granting of a hold, which is very desirable in many cases and in particular for people with short legs.
• the platform can be provided with an insert made of wood, plastic or the like, as a result of which the support surface is made rough and contributes to a secure support of the foot or the like.
• the platform is preferably located in the region of the bend of the cover strips, ie possibly in the front part thereof.
• the cover strip can be equipped with a raised platform, for example in order to have a small parting area or the like.
• the setting of the cover strip Like. To the support part of the rack arm or the arm rest can be done in various • manner.
• the attachment can, for example, by a snug fit for the projections engaging in the corresponding recesses and the like. The like. However, it can also be fastened in the usual way by means of screws, which are expediently provided on the underside of the support part of the frame arm or the armrest.
• FIG. 1 shows a seat or chair with a base frame and armrest according to the invention in the diagram and in the diagram
• FIGS. 2, 3 and 4 schematically illustrate different embodiments of a cover or decorative strip for the frame arms of the base frame of the seat
• Figures 5, 6 and 7 are sections along lines V-V, VI-VI and VII-VII of the cover strip of Figure 2.
• the seat or chair 1 has a seat shell 2, which is connected or separated to a seat plate 3
• the -BUK may "comprise a back rest 4, wherein the seat plate or the back with a corresponding cover, a cushion o. the like., can be provided.
• the Weg ⁇ plate 2 is mounted on a base frame 5, the column of a the 'seat-supporting and radially extending frame arms 7.
• the frame arms may have sliders or rollers 8 at their free ends.
• the frame arms 7 of the base frame 5 are equipped with cover strips 9 or trim strips, which can extend over part or the entire length of the frame arms 7.
• the cover strips expediently have a profile that is angled once or several times, so that they can be used to completely cover the top of the support parts of the frame arms 7.
• the engagement of the cover strips is effected with the frame arms or arm rests preferably by means of 'infact ⁇ cross Pudgetei.le.
• the cover strip 9 can be provided with a feather key 10 which engages in a corresponding recess 11 in the frame arm. Pins can also be used as fittings.
• the fitting part on the cover strip and the recess on the frame arm or vice versa, the fitting part on the frame arm and the recess on the cover strip can be attached.
• the inner contour of the cover strip corresponds to the outer contour of the frame arm over the length of the frame arm.
• the cover strip at the free end, 9a can enclose the frame arm 7 by means of projections 9b .
• the cover strip 9 In order to bear the cover strip 9 on the shaft 5a of the base frame 5, the cover strip is expediently curved, as the cross-section in FIG. 5 shows.
• the cover strip 15 In the armrest 13, which connects the backrest 4 with the te 3, which can be done by screws 14, the cover strip 15 is designed so that it can be inserted into a recess 16 of the armrest 13. 5
• the recess 16 advantageously extends over the curved part of the armrest 13.
• the cover strip 15 can be formed directly as a fitting part for the recess 16. But you can also provide separate fitting parts, ⁇ 10 such as keys, pins or the like.
• cover strip 18 of the figure has a raised platform 19, which can be formed immediately from the material of the cover strip.
• the raised * platform can be formed immediately from the material of the cover strip.
• the raised platform is provided with a recess 21.
• the recess 21 can remain free for itself but this one can also by 'an insert 22, which
• 20 advantageously has a roughened surface and z. can be made of wood, plastic or a flexible cushion.
• the cover strip can be designed directly as a decorative strip. It can be this
• the cover strip can consist of wood, plastic or another suitable material, the cover strip having the effect of an immediate protective strip
• the cover or decorative strip can receive a cover made of film, textile, plastic or the like. The same goes for the deck. Decorative or protective strips on the armrests.
• the seat or chair can be used universally for all purposes.
• the base frame and / or the armrest are equipped with appropriately designed cover or protective strips.
• the column supporting the seat, which slidably engages in the shaft 5a of the * underframe, is advantageously surrounded by a sleeve 6.
• a cuff can be designed, for example, as a bellows.

Landscapes

• Chairs Characterized By Structure (AREA)
• Special Chairs (AREA)
• Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Applications Claiming Priority (4)

Publications (1)

Family

ID=41355096

Family Applications (1)

Country Status (10)

Cited By (3)

Families Citing this family (3)

Citations (4)

• 1980
  • 1980-05-09 DE DE19808012571U patent/DE8012571U1/de not_active Expired
• 1981
  • 1981-05-08 WO PCT/EP1981/000044 patent/WO1981003115A1/de not_active Ceased
  • 1981-05-08 YU YU01183/81A patent/YU118381A/xx unknown
  • 1981-05-08 BE BE0/204743A patent/BE888743A/fr not_active IP Right Cessation
  • 1981-05-08 EP EP81901318A patent/EP0051650A1/de not_active Withdrawn
  • 1981-05-08 PT PT73008A patent/PT73008B/pt unknown
  • 1981-05-08 DE DE19813118176 patent/DE3118176A1/de not_active Ceased
  • 1981-05-09 ES ES1981267249U patent/ES267249Y/es not_active Expired
  • 1981-05-11 IE IE811052A patent/IE811052L/xx unknown
  • 1981-05-11 GR GR64901A patent/GR75628B/el unknown
  • 1981-05-11 IT IT21623/81A patent/IT1137580B/it active

Patent Citations (4)

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