US3726561A - Furniture frame construction - Google Patents
Furniture frame construction Download PDFInfo
- Publication number
- US3726561A US3726561A US00166491A US3726561DA US3726561A US 3726561 A US3726561 A US 3726561A US 00166491 A US00166491 A US 00166491A US 3726561D A US3726561D A US 3726561DA US 3726561 A US3726561 A US 3726561A
- Authority
- US
- United States
- Prior art keywords
- furniture
- shaped
- members
- vertical
- piece
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
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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
- A47C4/00—Foldable, collapsible or dismountable chairs
- A47C4/02—Dismountable chairs
- A47C4/028—Upholstered chairs, e.g. metal, plastic or wooden chairs
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B3/00—Folding or stowable tables
-
- 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
Definitions
- a furniture frame structure pairs of identical frame 312/257 194495 portions arranged, when assembled, to form opposing structural elements, one pair being so constructed [56] References Cited that, during assembly, it may be moved into an open- UNITED STATES PATENTS ing in the second pair and being latched thereto.
- the present invention relates to a furniture frame construction for furniture of the type which is delivered in separate parts to the customer and assembled by him at the place of usage, i.e., furniture sometimes known as knock down" or self-assemble furniture, and relates more particularly to furniture for seating and reclining purposes, such as chairs, beds, bed-sofas etc., and tables and the like.
- the object of the present invention is to avoid th aforementioned disadvantages, particularly with regard to furniture for sitting purposes, tables and the like, and to provide a furniture structure in which the number of parts is reduced to a minimum and with which all the parts are identical in pairs and so designed that no attachment fittings or securing devices such as screws, brackets and the like are required, and which completely obviates the use of any form of tool when putting the pieces of fumiture together.
- the fumiture structure comprises frame parts which are pairwise identical and arranged to form, when assembled in position, pairs of mutually opposing construction ele-. ments, and that a frame pair is designed to be inserted, during assembly, into the frame openings of a second pair of frame parts moved into a latching position in relation thereto.
- FIG. 1 illustrates in perspective a frame structure according to the invention designed for sitting furniture.
- FIGS. 2-4 illustrate in perspective different parts of the frame structure illustrated in FIG. 1.
- FIG. 5 illustrates the frame structure part shown in FIG. 4, but from the other direction.
- FIG. 6 is a section taken through the line [-1 in FIG. 1.
- FIG. 7 is a section taken through the line II-II in FIG. 1.
- FIG. 8 is a section'taken through the line III-III in FIG. 1.
- FIG. 9 is a side view of the frame structure illustrated in FIG. 1, and shows how the different parts are put together.
- FIG. 1 which illustrates an assembled frame structure generally indicated by the reference numeral 1
- the reference numeral 2 and 2 indicate frame-like side pieces comprising foot rails 4, 4' and upper rails 5, 5' formed as arm supports.
- the foot rails 4, 4' and upper rails 5, 5' have a T-shaped cross section with the flange turned inwardly and the upper rails 5, 5' are provided with an upwardly curved portion 6, 6 which forms an elbow support surface.
- the foot rails 4, 4' are arranged at the ends thereof integral with respective upper rails 5, 5', by means of front vertical posts 7, 7' and rear vertical posts, 8, 8 in a manner whereby each side piece forms a closed frame structure as illustrated in FIG. 2.
- FIG. 2 illustrates an assembled frame structure generally indicated by the reference numeral 1
- the reference numeral 2 and 2 indicate frame-like side pieces comprising foot rails 4, 4' and upper rails 5, 5' formed as arm supports.
- the foot rails 4, 4' and upper rails 5, 5' have a T-shaped cross section with
- the front and rear vertical posts 7, 8 are provided on both sides on the inner edge surface thereof with longitudinally extending parallel ridges 9-12.
- the inner ridges 10 and 11 are slightly widened at the top and at the bottom as indicated at 13, for a reason to be hereinafter explained.
- two recesses 14 Located on the inside of the vertical posts 7, 8 are two recesses 14 having a depth which corresponds to the total outer measurement between the ridges 9, l0 and 11, 12 resp. The purpose of these recesses will be explained below.
- a semi-oval through passing opening 15 having a straight edge 16 facing inwardly and slightly downwardly
- a through passing semi-oval opening 17 having a straight edge 18 which is turned downwardly and inwardly.
- connection and adjoining means between the side pieces 2, 2' are in the form of two beams 20, 20' and two cross members 21, 21, which are illustrated in perspective in FIGS. 3, 4 and FIG. 5 respectively.
- the beams 20 and 20 are mutually identical and have a U- shaped cross section, as illustrated in FIG. 8.
- the beams 20, 21 are slightly arcuate in shape and have at their two ends a narrower portion 19 which merges with a wider center portion via a shoulder 22, FIG. 3.
- the narrower portion 19 has an outer configuration which conforms with the semi-oval openings 15, 17 in the side pieces 2, 2, FIG. 9.
- FIG. 4 illustrates a cross member 21 in perspective and seen from one side
- FIG. illustrates the same cross member in perspective as seen from the opposite side
- the cross member 21 comprises a horizontal U- shaped portion 23 which is arranged integrally with two vertical, U-sha'ped portions 24 and 25.
- the flanges of the U-shaped horizontal portion 23 extend in a opposite direction to the two vertical, U-shaped portions 24, 25 and that the flanges of the horizontal portion 23 are extended to form partitions 26 between the flanges of the vertical portions 24, 25.
- a recess 27 Arranged at the top and bottom of the web of the vertical portions 24, 25 is a recess 27 having a depth 51 which corresponds to the distance s1 shown in FIG. 9. Thedistance s2 between the bottom surfaces of the recesses 27 corresponds to the distance s2 shown in FIG. 9.
- the flanges of the vertical portions 24, 25 form bifurcate portions, on the inside of which is arranged low projections 28.
- the height of the horizontal portion 23 is adjusted with respect to the bottom surfaces of the recesses 27 in a manner whereby the partitions 26, which as earlier mentioned are to be considered as extensions of the flanges of the horizontal portion 23, coincide with the height position of the recesses 14 in the side pieces 2, 2, FIG. 9, when the cross members 20, 21 are assembled in position in the manner to be hereinafter described.
- the cross members 21 and 21' are also identical and the horizontal portion 23 is placed symmetrically and centrally between the ends of the vertical portions 24 and 25.
- FIG. 1 illustrates a seat 30 and a back support member 31 as an integral part, the seat and the back support member being shown in ghost lines for the sake of illustration, and are arranged between the beams 20, 20'. Also in ghost lines is illustrated a stiffening member 32 in the seat 30, the member 32 being, for example, a slab of suitably rigid but slightly resilient material. As illustrated in FIG. 8, the slab 32 is inserted in the U-shaped beam 24), which forms a secure attachment therefor- On the opposite side, the slab 32 is held in position in the seat by a seam, indicated in FIG. 1 by dotted lines.
- the seat 30 and the back support 31 can be made of a fabric or a plastics material and are suitably made of double lengths so that the beams 20, 21 can be arranged in between the lengths.
- the side pieces 2, 2' the beams 20, 20' and the cross members 21, 21' are pair-wise identical with each other, and these parts of the furniture frame structure are assembled together with the seat 30 and the back support 31 into a chair frame structure, such as that illustrated in FIG. 1, in the following manner.
- the beams 20, 20 are passed in between the open ends of the lengths of material forming the seat 30 and the back support 31, the slab 32 located in the seat being inserted into the U-shaped beam 20' as shown in FIG. 8.
- the narrower end portions 19 of the beams 20, 20' are then passed into the semi-oval openings 15, 17 in the side pieces 2, 2' in the position illustrated in FIGS.
- FIG. 9 illustrates the front cross member 21 with full lines and partially in section, and the rear cross member 21 with dash lines.
- the cross members 21, 21' are locked on both sides at the upper and lower ends of the vertical portion 24, 25 by the projections 28.
- the widened portion 13, FIG. 9, on the ridges 10, 11 provides an additional abutment surface for the end portions of the vertical portions 24, 25, which surface is equally. as wide as said portions.
- the cross members 21, 21 are guided vertically by the partitions 26 which project into the recesses 14, FIG. 9, and by abutment with the edge surfaces of the recesses 27 and the edge surfaces of corresponding inwardly facing spring-like means on the foot rails 4, 4' and the upper rails 5, 5' respectively.
- the invention provides a functional and stable furniture frame structure constructed of but a few, pair-wise identical components, which can be assembled together by simple movements of the hand without requiring the use of tools or devices in the form of screws, coupling attachments or the like for joining said parts together.
- the different parts of the frame structure can be mass produced as ejection moulded elements, for example from a suitable plaStics material, at very low cost.
- the furniture frame structure of the present invention can also be used as a base for tables, loading platforms, reclining furniture etc. and the structure described can be modified in many different ways within the scope of the accompanying frames.
- a piece of furniture which comprises in combination,
- A. integral frame-like side pieces each comprising a foot rail and an upper arm support rail, said foot rail joined to said upper arm support rail by a front vertical post and a rear vertical post, said front and rear posts having intermediate recesses;
- integral H-shaped members each having partitions disposed in vertical leg portions thereof, said partitions positioned for mating contact with said intermediate recesses in the front and rear posts, one of said H-shaped members positioned forwardly and a second of said H-shaped members positioned rearwardly relative the said side pieces, said H-shaped members being removably disposed between oppositely positioned integral frame-like side pieces, top areas of vertical leg members of said H-shaped members having means engaging the upper arm supports, and bottom areas of the vertical leg members having means engaging the foot rails;
- cross members each having an arcuate configuration and opposite end portions disposedfor engaging said side pieces, one of said cross members being removably disposed near the horizontal portion of the forwardly positioned H-shaped member, and the second of said cross members being removably disposed near the top area of the rearwardly positioned H-shaped member;
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Assembled Shelves (AREA)
- Furniture Connections (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE11432/70A SE353838B (fi) | 1970-08-21 | 1970-08-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
US3726561A true US3726561A (en) | 1973-04-10 |
Family
ID=20293952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US00166491A Expired - Lifetime US3726561A (en) | 1970-08-21 | 1971-07-27 | Furniture frame construction |
Country Status (13)
Country | Link |
---|---|
US (1) | US3726561A (fi) |
JP (1) | JPS5532361B1 (fi) |
AT (1) | AT310989B (fi) |
AU (1) | AU458327B2 (fi) |
BR (1) | BR7105451D0 (fi) |
CA (1) | CA957266A (fi) |
DE (1) | DE2142575C3 (fi) |
FI (1) | FI51268C (fi) |
FR (1) | FR2104617A5 (fi) |
GB (1) | GB1366093A (fi) |
IE (1) | IE35877B1 (fi) |
NO (1) | NO131796C (fi) |
SE (1) | SE353838B (fi) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4588227A (en) * | 1984-06-28 | 1986-05-13 | General Aluminum Products, Inc. | Furniture assembly |
US5529380A (en) * | 1994-06-07 | 1996-06-25 | Aaa Mine Service, Inc. | Apparatus and method for forming a frame for an article of furniture |
US20140084765A1 (en) * | 2012-09-23 | 2014-03-27 | Michael D. Riley | Convertible furniture system base and modular applications including armchairs, tables, and storage cabinets |
CN105193124A (zh) * | 2015-10-29 | 2015-12-30 | 方海 | 一种阅读椅 |
US20160106219A1 (en) * | 2014-10-21 | 2016-04-21 | Hawkeye Plastic Products Co. | Do it yourself bench |
US10874222B2 (en) | 2017-09-22 | 2020-12-29 | Ashley Furniture Industries, Inc. | Ready to assemble furniture |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2225380C3 (de) * | 1972-05-25 | 1981-10-29 | Imre Danderyd Bolyos | Zusammensteckbares Möbelgestell |
FR3130826A1 (fr) | 2021-12-21 | 2023-06-23 | Totalenergies Marketing Services | Méthode de purification d’huiles lubrifiantes au moins en partie re-raffinées |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US275823A (en) * | 1883-04-17 | Chair | ||
US521395A (en) * | 1894-06-12 | van norman | ||
US3021187A (en) * | 1959-12-17 | 1962-02-13 | George M Mitchell | Dovetail method of cabinet construction |
US3490809A (en) * | 1967-10-24 | 1970-01-20 | Wilhelm Bofinger Fa | Piece of furniture |
US3504942A (en) * | 1968-04-09 | 1970-04-07 | Kam Wah Wong | Articles of rattan furniture |
US3563599A (en) * | 1969-03-17 | 1971-02-16 | Metropolitan Furniture Mfg Co | Furniture construction with removable panels and cushions |
-
1970
- 1970-08-21 SE SE11432/70A patent/SE353838B/xx unknown
-
1971
- 1971-07-21 CA CA118,720A patent/CA957266A/en not_active Expired
- 1971-07-27 US US00166491A patent/US3726561A/en not_active Expired - Lifetime
- 1971-08-11 GB GB3775471A patent/GB1366093A/en not_active Expired
- 1971-08-12 FI FI712254A patent/FI51268C/fi active
- 1971-08-17 NO NO3067/71A patent/NO131796C/no unknown
- 1971-08-18 AU AU32480/71A patent/AU458327B2/en not_active Expired
- 1971-08-19 IE IE1050/71A patent/IE35877B1/xx unknown
- 1971-08-20 DE DE2142575A patent/DE2142575C3/de not_active Expired
- 1971-08-20 BR BR5451/71A patent/BR7105451D0/pt unknown
- 1971-08-20 FR FR7130465A patent/FR2104617A5/fr not_active Expired
- 1971-08-21 JP JP6338171A patent/JPS5532361B1/ja active Pending
- 1971-08-23 AT AT737071A patent/AT310989B/de not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US275823A (en) * | 1883-04-17 | Chair | ||
US521395A (en) * | 1894-06-12 | van norman | ||
US3021187A (en) * | 1959-12-17 | 1962-02-13 | George M Mitchell | Dovetail method of cabinet construction |
US3490809A (en) * | 1967-10-24 | 1970-01-20 | Wilhelm Bofinger Fa | Piece of furniture |
US3504942A (en) * | 1968-04-09 | 1970-04-07 | Kam Wah Wong | Articles of rattan furniture |
US3563599A (en) * | 1969-03-17 | 1971-02-16 | Metropolitan Furniture Mfg Co | Furniture construction with removable panels and cushions |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4588227A (en) * | 1984-06-28 | 1986-05-13 | General Aluminum Products, Inc. | Furniture assembly |
US5529380A (en) * | 1994-06-07 | 1996-06-25 | Aaa Mine Service, Inc. | Apparatus and method for forming a frame for an article of furniture |
US5878470A (en) * | 1994-06-07 | 1999-03-09 | Insteel, Inc. | Method for forming a frame for an article of furniture |
US20140084765A1 (en) * | 2012-09-23 | 2014-03-27 | Michael D. Riley | Convertible furniture system base and modular applications including armchairs, tables, and storage cabinets |
US9039106B2 (en) * | 2012-09-23 | 2015-05-26 | Michael D. Riley | Convertible furniture system base and modular applications including armchairs, tables, and storage cabinets |
US20160106219A1 (en) * | 2014-10-21 | 2016-04-21 | Hawkeye Plastic Products Co. | Do it yourself bench |
US9839298B2 (en) * | 2014-10-21 | 2017-12-12 | Hawkeye Plastic Products Co. | Do it yourself bench |
CN105193124A (zh) * | 2015-10-29 | 2015-12-30 | 方海 | 一种阅读椅 |
US10874222B2 (en) | 2017-09-22 | 2020-12-29 | Ashley Furniture Industries, Inc. | Ready to assemble furniture |
Also Published As
Publication number | Publication date |
---|---|
BR7105451D0 (pt) | 1973-04-26 |
NO131796B (fi) | 1975-04-28 |
FI51268C (fi) | 1976-12-10 |
CA957266A (en) | 1974-11-05 |
GB1366093A (en) | 1974-09-11 |
DE2142575C3 (de) | 1981-05-07 |
AU458327B2 (en) | 1975-02-27 |
IE35877B1 (en) | 1976-06-23 |
DE2142575B2 (de) | 1980-08-07 |
DE2142575A1 (de) | 1972-02-24 |
FR2104617A5 (fi) | 1972-04-14 |
SE353838B (fi) | 1973-02-19 |
FI51268B (fi) | 1976-08-31 |
IE35877L (en) | 1972-02-21 |
AT310989B (de) | 1973-10-25 |
AU3248071A (en) | 1973-02-22 |
JPS5532361B1 (fi) | 1980-08-25 |
NO131796C (fi) | 1975-08-06 |
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