EP0163643A1 - Eccentric device - Google Patents
Eccentric deviceInfo
- Publication number
- EP0163643A1 EP0163643A1 EP84900552A EP84900552A EP0163643A1 EP 0163643 A1 EP0163643 A1 EP 0163643A1 EP 84900552 A EP84900552 A EP 84900552A EP 84900552 A EP84900552 A EP 84900552A EP 0163643 A1 EP0163643 A1 EP 0163643A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- screw
- conical
- eccentric device
- cross bore
- conical portion
- 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.)
- Withdrawn
Links
- KKEBXNMGHUCPEZ-UHFFFAOYSA-N 4-phenyl-1-(2-sulfanylethyl)imidazolidin-2-one Chemical compound N1C(=O)N(CCS)CC1C1=CC=CC=C1 KKEBXNMGHUCPEZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000003801 milling Methods 0.000 abstract 2
- 239000002023 wood Substances 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 2
- 239000011094 fiberboard Substances 0.000 description 2
- 241000272470 Circus Species 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
- F16B12/10—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like
- F16B12/12—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics
- F16B12/20—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like
- F16B12/2009—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like actuated by rotary motion
- F16B12/2054—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like actuated by rotary motion with engaging screw threads as securing means for limiting movement
- F16B12/2063—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like actuated by rotary motion with engaging screw threads as securing means for limiting movement with engaging screw threads as tightening means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
- F16B12/10—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like
- F16B12/12—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics
- F16B12/14—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using threaded bolts or screws
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
- F16B12/10—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like
- F16B12/12—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics
- F16B12/20—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like
- F16B12/2009—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like actuated by rotary motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
- F16B12/10—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like
- F16B12/12—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics
- F16B12/20—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like
- F16B12/2009—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like actuated by rotary motion
- F16B2012/2045—Jointing of furniture or the like, e.g. hidden from exterior using pegs, bolts, tenons, clamps, clips, or the like for non-metal furniture parts, e.g. made of wood, of plastics using clamps, clips, wedges, sliding bolts, or the like actuated by rotary motion pin and drum securing device; drum has screw to engage the head of the pin
Definitions
- the present invention relates to an eccentric de ⁇ vice in a connection 6etween two elements, comprising a tension rod which is anchored in one element and ex ⁇ tends into a bore in the other element, and a screw which can be screwed into a threaded transverse aper ⁇ ture in the tension rod through a cross bore in said other element, an externally conical portion being arranged on the screw and the cross bore having a corresponding conical countersink to receive therein the conical portion of the screw.
- a connection of the art referred to above is par ⁇ ticularly useful for connecting elements of wood, e.g. in furniture, the eccentric device making it possible to tighten the connected elements against each other at the abutment surfaces thereof and also to provide retightening if there should arise a crack between the elements, e.g. due to drying out of the elements if they are made of wood.
- a connection of the art referred to herein, provided with an eccentric device is described in one embodiment thereof in the international application No. PCT/SE79/00141 (publi ⁇ cation No. WO 80/02866) .
- the eccentric device in a connection of the type referred to above is cha ⁇ racterized in that there is provided between the small end of the conical portion and the screw shaft an annu-
- DMP WIP lar radial shoulder allowing the conical portion to be engaged unilaterally with the conical countersink with the axis of the cross bore displaced in relation to the axis of the threaded transverse aperture when the screw is being screwed into the threaded transverse aperture.
- FIG. 1 is a fragmentary side view, partly a cross-sectional view, of two elements with a connection arranged therebetween, comprising an eccentric device which is shown in exploded axial cross-sectional view,
- FIG. 2 is a view similar to FIG. 1 when the con ⁇ nection is being mounted by screwing the eccentric device, and
- FIG. 3 is a view similar to FIG. 1 with the moun ⁇ ting of the connection completed.
- FIG. 1 there are shown two elements to be con ⁇ nected with each other.
- One element is designated 10 and this element may comprise e.g. a wood panel or fiber board in a cabinet or a shelf.
- the other element is de ⁇ signated 11 and may form e.g. a side wall of the cabinet or shelf and may also comprise a wood panel or fiber board.
- the element 10 has an edge surface 12 which shall abut a side surface of the element 11 but according to FIGS. 1 and 2 presents a gap in relation to the element 11. From the edge surface 12 a blind hole 13 is drilled, perpendicularly into the element 10, and a blind hole of a corresponding diameter is drilled into the element 11 from the side surface.
- Said holes are located in the respective elements in such a way that the elements are . positioned in relation to each other as desired when the openings of the holes are opposite to each other and the holes are coaxially alined.
- a tension bar 14 is inserted into the holes.
- This bar can be of circu ⁇ lar cross-sectional form and can be cylindrical. How ⁇ ever, the bar can also have any other cross-sectional form. Adjacent one end thereof, viz. the end received by the element 11, the tension bar forms a cylindri ⁇ cal aperture extending perpendicularly through the bar.
- a pin 15 is driven into the element 11 through this aperture for anchoring the tension bar in the el e ent 11.
- the tension bar Adjacent the other end thereof, which is received by the element 10, the tension bar forms a threaded transverse aperture 16, The exis 17 of this aperture is displaced in relation to the axis 18 of a cylindri ⁇ cal cross bore 19 arranged in the element 10.
- a screw 20 having a cylindrical head 21 for a hexagonal tap spanner is used for anchoring the ten ⁇ sion bar 14 in the element 10.
- This screw forms part of an eccentric device which comprises also a plastic ring 22 having a cylindrical outside surface and being dimensioned to fit rotatably in the bore 19.
- the ring forms a conical inside surface 23, and the eccentric device comprises a washer 24 having a conical outside surface 25 forming substantially the same cone angle ⁇ as the conical inside surface 23 of the ring.
- the washer has a recess 26 which is large enough to re ⁇ ceive therein the head of the screw 20, an opening 27 being arranged in the bottom of said recess for the passage of the screw shaft such that the bottom forms around this opening an inside radial annular shoulder 28 providing an engagement surface for the flat lower side of the head 21 , and an outside radial annular shoulder 29.
- the conical inside surface 23 of the plastic ring 22 can be arranged eccentrical y in relation to the cylindrical outside surface such that there is a further possibility of tightening the elements against each other by rotating the ring in the cross bore 19.
- a groove, a depression or the like may be arranged in the end surface of the ring, which faces outwards, in order to make possible that the ring is rotated by means of a simple tool, e.g. a screw driver.
- the plastic ring 22 from the eccentric device and to arrange the conical surface 23 as a countersink in the bore 19 in the element 10 proper.
- the maximum cone angle ⁇ of the surface 25 and the countersink should be 30°, preferably about 15°.
- the tension bar 14 can be anchored in the element 11 in the same manner as that applied to the element 10, viz. by means of an eccentric device, and it is also possible to arrange the tension bar as part of an angle fitting.
- the washer 24 may be dispensed with, and in that case the outside conical surface 25 and the outside radial annular surface 29 are formed by the screw head 21.
- an advantage of the disclosed embodiment of the eccentric device according to the invention is that standard screws can be used.
- a further advantage is that the washer 24 can have a relatively large axial length in order to obtain a large adjustment range, and that the only rotational friction encoun ⁇ tered when the screw is being tightened, is the fric ⁇ tion between the head 21 and the shoulder 28. No ro ⁇ tational friction exists between the washer 24 and the plastic ring 22 and the element 10, respectively.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Dry Shavers And Clippers (AREA)
- Eye Examination Apparatus (AREA)
- Valve Device For Special Equipments (AREA)
- Dowels (AREA)
Abstract
Dispositif excentrique dans une liaison entre deux éléments (10, 11), comprenant un tirant (14) qui est ancré dans un élément (11) et qui s'étend dans un trou (13) pratiqué dans l'autre élément (10), ainsi qu'une vis (20) qui peut être vissée dans une ouverture transversale filetée (16) pratiquée dans le tirant par un trou en croix (19) pratiqué dans ledit autre élément. Une partie extérieurement conique (25) est disposée sur la vis et le trou en croix (19) possède un fraisage conique correspondant (23) pour y recevoir la partie conique de la vis. Une tenon annulaire radial (29) est prévu entre la petite extrémité de la partie conique et la tige de la vis permettant l'engagement unilatéral de la partie conique avec le fraisage conique, l'axe (18) du trou en croix (19) étant déplacé par rapport à l'axe (17), de l'ouverture transversale filetée (16) lorsque la vis est en train d'être vissée dans l'ouverture transversale filetée.Eccentric device in a connection between two elements (10, 11), comprising a tie rod (14) which is anchored in one element (11) and which extends into a hole (13) made in the other element (10), as well as a screw (20) which can be screwed into a threaded transverse opening (16) made in the tie rod by a cross hole (19) made in said other element. An externally conical part (25) is arranged on the screw and the cross hole (19) has a corresponding conical milling (23) to receive the conical part of the screw therein. A radial annular tenon (29) is provided between the small end of the conical part and the screw rod allowing the unilateral engagement of the conical part with the conical milling, the axis (18) of the cross hole (19) being moved relative to the axis (17) of the threaded transverse opening (16) when the screw is being screwed into the threaded transverse opening.
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8300191A SE8300191L (en) | 1983-01-17 | 1983-01-17 | eccentric |
SE8300191 | 1983-05-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0163643A1 true EP0163643A1 (en) | 1985-12-11 |
Family
ID=20349601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP84900552A Withdrawn EP0163643A1 (en) | 1983-01-17 | 1984-01-16 | Eccentric device |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0163643A1 (en) |
DK (1) | DK439284A (en) |
FI (1) | FI850664A0 (en) |
IT (1) | IT1173052B (en) |
NO (1) | NO843639L (en) |
SE (1) | SE8300191L (en) |
WO (1) | WO1984002959A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2446154B1 (en) * | 2009-06-22 | 2017-04-26 | David Crampton | Bracket assembly and method of use thereof |
SE2251388A1 (en) * | 2022-11-29 | 2024-05-30 | Absolent Ab | Air filtering device |
SE2251389A1 (en) * | 2022-11-29 | 2024-05-30 | Absolent Ab | Air filtering device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2243687A (en) * | 1939-11-13 | 1941-05-27 | Thomas G Sutherland | Pipe fitting |
FR1491842A (en) * | 1965-09-14 | 1967-08-11 | Assembly device for removable furniture | |
SE409603B (en) * | 1977-12-20 | 1979-08-27 | Stockum Design Ab | CONNECTION |
-
1983
- 1983-01-17 SE SE8300191A patent/SE8300191L/en not_active Application Discontinuation
-
1984
- 1984-01-16 WO PCT/SE1984/000010 patent/WO1984002959A1/en not_active Application Discontinuation
- 1984-01-16 EP EP84900552A patent/EP0163643A1/en not_active Withdrawn
- 1984-01-17 IT IT19192/84A patent/IT1173052B/en active
- 1984-09-14 NO NO843639A patent/NO843639L/en unknown
- 1984-09-14 DK DK439284A patent/DK439284A/en not_active Application Discontinuation
-
1985
- 1985-02-18 FI FI850664A patent/FI850664A0/en not_active Application Discontinuation
Non-Patent Citations (1)
Title |
---|
See references of WO8402959A1 * |
Also Published As
Publication number | Publication date |
---|---|
SE8300191D0 (en) | 1983-01-17 |
DK439284D0 (en) | 1984-09-14 |
FI850664L (en) | 1985-02-18 |
SE8300191L (en) | 1984-07-18 |
IT1173052B (en) | 1987-06-18 |
DK439284A (en) | 1984-09-14 |
NO843639L (en) | 1984-09-14 |
IT8419192A0 (en) | 1984-01-17 |
FI850664A0 (en) | 1985-02-18 |
WO1984002959A1 (en) | 1984-08-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19850718 |
|
AK | Designated contracting states |
Designated state(s): DE |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19860802 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: STOCKUM, INGVAR |