Connection arrangements, dowel and furniture

Patent metadata

Field	Value
Publication number	US-12258984-B2
Application number	US-202418662080-A
Country	US
Kind code	B2
Filing date	May 13, 2024
Priority date	Sep 12, 2018
Publication date	Mar 25, 2025
Grant date	Mar 25, 2025

Abstract

A connection arrangement for connecting a first furniture part ( 10 ) to a second furniture part ( 20 ) with a further furniture part ( 70 ), wherein the first furniture part ( 10 ) comprises: a dowel ( 11 ) and one or more abutment surfaces ( 13 ) extending circumferentially (C) around or being distributed circumferentially (C) around the dowel ( 11 ), wherein the second furniture part ( 20 ) comprises: a through-going opening ( 22 ) extending through a wall ( 21 ) and one or more abutment surfaces ( 23 ) extending circumferentially (C) around or being distributed circumferentially (C) around the through-going opening ( 22 ), wherein the connection arrangement further comprises said further furniture part ( 70 ) is a tubular member and wherein a part of the tubular member ( 70 ) forms a connection member ( 30 ) having a recess ( 31 ), the recess ( 31 ) having a locking portion ( 31 b ) being configured to receive the dowel ( 11 ) by a relative motion between the connection member ( 30 ) and the first furniture part ( 10 ) in a direction transverse (T) to the longitudinal direction (L) and being configured to interact with the neck portion ( 11 b ) of the dowel ( 11 ) to counteract removal of the dowel ( 11 ) from the locking portion ( 31 b ) along the longitudinal direction (L).

First claim

The invention claimed is:

1. Connection arrangement for connecting a first furniture part to a second furniture part with a further furniture part,
wherein the first furniture part comprises:
a dowel extending from the first furniture part along a longitudinal direction (L) towards a free end of the dowel, the dowel having at least one neck portion, and
one or more abutment surfaces extending at least partially circumferentially (C) around or being distributed at least partially circumferentially (C) around the dowel,
wherein the second furniture part comprises:
a through-going opening extending through a wall of said second furniture part, and
one or more abutment surfaces on a first side of the wall, the first side facing in a direction (L′) opposite the longitudinal direction (L), the one or more abutment surfaces extending at least partially circumferentially (C) around or being distributed at least partially circumferentially (C) around the through-going opening,
wherein said further furniture part is a tubular member and wherein a part of the tubular member forms a connection member having a recess, the recess having a locking portion being configured to receive the dowel by a relative motion between the further furniture part and the first furniture part in a direction transverse (T) to the longitudinal direction (L) and being configured to interact with the neck portion of the dowel to counteract removal of the dowel from the locking portion along the longitudinal direction (L),
wherein the first furniture part, the second furniture part, and the further furniture part are configured to be connected to each other by
inserting the dowel through the through-going opening from the first side in an insertion direction (A) along the longitudinal direction (L) and bringing said abutment surfaces of the first and second furniture parts into contact with each other, and
positioning the connection member forming part of the further furniture part on a second side, opposite the first side of the wall, and moving the connection member relative to the dowel in a travel direction (B) along the transverse direction (T) such that the dowel slides into the locking portion by inserting the connection member forming part of the further furniture part into the second furniture part.

2. Connection arrangement according to claim 1 , wherein said one or more abutment surfaces of the first furniture part comprises an end surface of a tubular section extending along the longitudinal direction (L) and extending circumferentially around a base portion of the dowel.

3. Connection arrangement according to claim 2 , wherein there is a circumferentially extending gap between the base portion and the tubular section.

4. Connection arrangement according to claim 1 , wherein said one or more abutment surfaces of the second furniture part are formed of an outer surface forming the first side of the wall.

5. The connection arrangement according to claim 1 , wherein the dowel of the first furniture part comprises a base portion having an abutment surface adapted to, when the dowel is inserted through the through-going opening of the wall, abut an inner surface of said through-going opening.

6. Connection arrangement according to claim 1 , wherein the recess has an entrance opening in a first surface forming a corner together with a second surface, the first surface being intended to face in the travel direction (B) and the second surface being intended to face the wall of the second furniture part.

7. Connection arrangement according to claim 1 , wherein the recess has a depth as seen from the second surface along a depth direction (D) extending along the longitudinal direction (L) and is, as seen along the depth direction (D), provided with at least one neck section configured to interact with the neck portion of the dowel, wherein the neck section is formed by two oppositely arranged internal ridges extending along the second surface and facing each other.

8. Connection arrangement according to claim 1 , wherein the first furniture part is a tubular member having a main extension along the longitudinal direction (L), wherein the dowel is positioned partly into an open end of the tubular member such that it partly extends inside the tubular member and partly extends past the tubular member along the longitudinal direction (L).

9. Connection arrangement according to claim 1 , wherein the second furniture part is a tubular member having an open end facing in a direction (B′) opposite the travel direction (B) of the connection member and having a main extension along the transverse direction (T).

10. Connection arrangement according to claim 1 , wherein the connection member is insertable in the tubular member.

11. Connection arrangement according to claim 1 , wherein the connection member forms part of the tubular member.

12. Furniture comprising a first furniture part, a second furniture part, and a further furniture part,
wherein the first furniture part comprises:
a dowel extending from the first furniture part along a longitudinal direction (L) towards a free end of the dowel, the dowel having at least one neck portion, and
one or more abutment surfaces extending at least partially circumferentially (C) around or being distributed at least partially circumferentially (C) around the dowel,
wherein the second furniture part comprises:
a through-going opening extending through a wall of said second furniture part, and
one or more abutment surfaces on a first side of the wall, the first side facing in a direction (L′) opposite the longitudinal direction (L), the one or more abutment surfaces extending at least partially circumferentially (C) around or being distributed at least partially circumferentially (C) around the through-going opening,
wherein said further furniture part is a tubular member and wherein a part of the tubular member forms a connection member having a recess, the recess having a locking portion being configured to receive the dowel by a relative motion between the further furniture part and the first furniture part in a direction transverse (T) to the longitudinal direction (L) and being configured to interact with the neck portion of the dowel to counteract removal of the dowel from the locking portion along the longitudinal direction (L),
wherein the first furniture part, the second furniture part, and the further furniture part are connected to each other
with the dowel being inserted through the through-going opening from the first side in an insertion direction (A) along the longitudinal direction (L) with said abutment surfaces of the first and second furniture parts in contact with each other, and
with the connection member forming part of the further furniture part on being positioned on a second side, opposite the first side of the wall, and being moved relative to the dowel in a travel direction (B) along the transverse direction (T) such that the dowel slides into the locking portion by the connection member forming part of the further furniture part being inserted into the second furniture part.

13. Furniture according to claim 12 , further comprising a third furniture part,
wherein the third furniture part is tubular, has an open end facing in a longitudinal direction (L) and has a main extension along the longitudinal direction (L),
wherein the second furniture part comprises or is configured to receive a dowel extending from the second furniture part along a direction (L′) opposite the longitudinal direction (L) towards a free end of the dowel, wherein the dowel has at least one ridge followed, as seen along the longitudinal direction (L

Assignees

• Inter Ikea Sys Bv

Inventors

• Brendel Stefan

Classifications

• F16B2012/103

  Sleeves or dowels for connection fittings · CPC title

• F16B12/40

  Joints for furniture tubing · CPC title

• F16B12/34

  using keyhole-shaped slots and pins · CPC title

• A47B2230/0037

  Dowels or dowel-pins · CPC title

• F16B12/36

  using separate pins, dowels or the like · CPC title