Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
  • E05F5/006—Braking devices, e.g. checks; Stops; Buffers for hinges having a cup-shaped fixing part, e.g. for attachment to cabinets or furniture
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
  • E05D11/00—Additional features or accessories of hinges
  • E05D11/10—Devices for preventing movement between relatively-movable hinge parts
  • E05D11/1014—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in only one position, e.g. closed
  • E05D11/1021—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in only one position, e.g. closed the hinge having two or more pins and being specially adapted for cabinets or furniture
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
  • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
  • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
  • E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
  • E05F1/1207—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis
  • E05F1/1215—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis with a canted-coil torsion spring
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
  • E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
  • E05F5/10—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with piston brakes
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2201/00—Constructional elements; Accessories therefor
  • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
  • E05Y2201/21—Brakes
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2201/00—Constructional elements; Accessories therefor
  • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
  • E05Y2201/252—Type of friction
  • E05Y2201/254—Fluid or viscous friction
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2201/00—Constructional elements; Accessories therefor
  • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
  • E05Y2201/262—Type of motion, e.g. braking
  • E05Y2201/264—Type of motion, e.g. braking linear
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
  • E05Y2600/40—Mounting location; Visibility of the elements
  • E05Y2600/45—Mounting location; Visibility of the elements in or on the fixed frame
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
  • E05Y2800/40—Physical or chemical protection
  • E05Y2800/412—Physical or chemical protection against friction
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/20—Application of doors, windows, wings or fittings thereof for furniture, e.g. cabinets

Definitions

• the present invention relates to a hinge, in particular for furniture with a lockable on a door or flap hinge part, which is mounted on a support lever and a guide lever pivotally mounted on a side part, wherein the side part is held on a mountable to a furniture body mounting plate, and at least one spring, by means of which the hinge part is biased in a self-closing range in a closed position, and a linear damper with a relative to a damper housing movable piston rod for damping a closing movement of the hinge part.
• DE 20 2006 003 196 discloses a furniture hinge in which a hinge part is pivotally mounted on a support lever and a guide lever. On the guide lever, a boom is provided with a piston rod of a
• Damper is coupled. Upon a closing movement of the hinge part of the damper is effective, the piston rod pulls the piston out of the damper housing so that it acts as a damper.
• this furniture hinge has a compact design, it has the disadvantage that the damping curve is not adjusted so sensitively by the direct coupling of the piston rod to the guide lever.
• the dampers acting on the train are subject to wear in the sealing area, so that the damping properties can change.
• EP 1 555 372 discloses a furniture hinge in which a hinge part is mounted on a side part via a guide lever and a support lever. In the side part of a linear damper is received, the piston rod protruding, which is connected in the manner of a link chain with a boom on the guide lever. This allows the geometry of the boom and the connecting elements to modify the damping properties when closing the hinge part, but the problem remains that over the life of the damper, the damping properties change, especially because exposed to the open side of the damper housing, the seal wear is and therefore the capacity of the damper is limited. If the damping force is too sudden l ⁇ ch occurs, then there is the problem that a furniture door springs back during the closing movement, which is perceived by the user as disturbing. If the damping setting is too weak, a bang can occur due to the furniture door being hit against a furniture carcass.
• the damper is designed as a pressure damper and there is provided a deflecting steering element, which is coupled to the damper and is movable by a pulling lever during a closing movement of the hinge part.
• a tensile force on the pull lever is converted into a compressive force when closing the hinge part, which acts on the damper when closing.
• the damper is only subjected to pressure during the closing movement, so that a load on the seal arranged around the piston rod turns out to be comparatively small.
• the deflecting element is rotatably mounted on the side part and at a tensile force by the pulling lever a compressive force is exerted on the damper.
• the deflecting element can be coupled directly to one end of the piston rod, so that the rotational movement of the deflecting element is converted into a linear lifting movement of the piston rod.
• the damper is pivotally mounted on the closed end of the damper housing.
• the damper is effective between an opening angle of at least 25 °, preferably at least 40 ° and a closed position of the hinge part, so that-damping takes place over a comparatively long pivoting path.
• the stroke of the damper is 4 to 20 mm, preferably 5 to 10 mm.
• the gear ratio in a closing movement of the carousel in a range of 15 ° before the closed position to the closed position is preferably selected such that between the pivoting angle of the hinge part and the stroke of the damper per Degree closing movement a stroke of 0.05 mm to 0.24 mm, preferably 0.14 mm to 0.18 mm is achieved.
• a stroke 0.05 mm to 0.24 mm, preferably 0.14 mm to 0.18 mm is achieved.
• the stroke must not be too large, otherwise there is a risk of damage to the hinge due to overload forces.
• the damper in an opening region between the closed position and an opening angle of 30 °, can be moved more than 60%, preferably more than 70%, of its entire stroke, so that a high damping is achieved in an end region in front of the closed position. In the opening direction, the Dämpyogngs Fisch despite corresponding movement of the piston rod of the damper is low, but this through corresponding design of the piston is achieved in the damper housing.
• Such substantially unidirectional damper are known.
• a cinnamonbergs Switzerland is that area in which the hinge part is moved only by the force of a spring in the closed position and no further forces are necessary for movement. It ends where the force of the spring is insufficient to move the hinge part to the closed position.
• This self-tightening area can, for example, in a range between
• the spring is preferably effective in a first opening area adjacent to the closing position in the closing direction (self-tightening) and in a second opening area, the spring biases the hinge part in the opening direction.
• the spring force may preferably reach a maximum value in an opening angle range of 15 ° to 45 °, in particular 20 ° to 40 °, and may decrease again in other areas. As a result, the material stress of the spring
• the spring may be formed as a leg spring having a first leg coupled to the hinge part and a second leg coupled to an axis on a cantilever of the guide lever.
• the spring can be rotatably mounted on an axis of the support lever.
• the leg of the spring coupled to the deflection element can be attached to a spring
• damper and spring are designed so that in a closing movement of the hinge part in an opening range between 4 ° and 0 °, preferably 8 ° and 0 ° a substantially constant closing speed is present. Because by appropriate
• Figure 1 is a side view of an invention e ⁇ hinge in the installed position
• Figure 2 is a perspective view of the hinge of Figure 1;
• Figure 3 is a sectional side view of the hinge of Figure 1;
• Figure 4 is an exploded perspective view of the hinge of Figure 1;
• FIG. 5 A to 5 G several sectional side views of the hinge of the
• Figure 6 is a graphical representation of the damping path depending on the opening angle of the hinge
• Figure 7 is a graphical representation of the closing force of the spring of
• Hinges depending on the opening angle
• Figure 8 is a graphical representation of the closing speed of the spring of the hinge, depending on the ⁇ ffhungswinkel.
• a hinge 1 comprises a hinge part 2, which is pivotable on a side part
• the side part 3 is held on a mounting plate 4, which is mounted on a furniture body 5, such as a cabinet.
• a door, flap or other component is defined on the hinge part 2.
• the door 6 can be moved from a closed position to an open position 6 'shown in dashed lines, wherein the maximum opening angle p is in a range between 90 ° and 120 °, preferably 100 ° to 110 °.
• the hinge 1 is shown, in which the side part 3 is adjustable, with a first adjusting screw 16 for a displacement of the side part 3 relative to the mounting plate 4 and a further adjusting screw 17 is provided for a support adjustment ,
• the hinge part 2 is rotatably mounted on a support lever 7 and a guide lever 8, wherein the boom 25 of the guide lever 8, a pull lever 9 is articulated.
• the pull lever 9 is connected to a rotatable deflection element 10, which is coupled to a linear damper 1 1.
• the damper 11 has a pot-shaped damper housing 12, from which a piston rod 13 protrudes.
• the piston rod 13 is pivotally connected to the deflecting element 10. At the side facing away from the piston rod 13 side of the damper housing 12 this is rotatably mounted on the side part 3.
• the side part 3 is fixed by a spring-loaded locking lever 15 on the mounting plate 4.
• FIG. 4 the hinge with its individual parts is shown in an exploded view.
• a spring 18 is provided which has two legs 19 and 20 and can bias the hinge part 2 in an open or closed position.
• FIGS. 5A to 5G the part of the hinge 1 relevant for the damping behavior during the closing movement of the hinge part 2 is shown.
• the hinge part 2 is connected via an axis 21 with the support lever 7 and via an axis 22 with the guide lever 8.
• the spring 18 is arranged, wherein the spring 18 is designed as a leg spring and is rotatably mounted in its helical region about an axis 23, wherein the axis 23 also forms the pivot bearing of the support lever 7 on the side part 3.
• the guide lever 8 is rotatably mounted on the side part 3 via an axis 24.
• a boom 25 is formed on which an axis 26 is provided, on which the pull lever 9 is rotatably mounted.
• an axis 29 is provided which connects the pull lever 9 with the lever 10.
• the deflecting element 10 is mounted on the side part 3 about an axis 27, the axis 27 being arranged between the axis 29 for connection to the pull lever 9 and an axis 28 for coupling the deflecting element 10 to the piston rod 13.
• a latching receptacle 30 is still shown on the damper housing 12 on the side facing away from the piston rod 13, so that the damper housing 12 is rotatably connected to the locking receptacle 30 with the side part 3 and transverse forces are avoided on the piston rod 13.
• Axle 28 as Rastau fn ahme the damper 11 can also be retrofitted.
• the hinge part 2 is shown in the maximum opening position, in which a first leg 19 of the spring 18 rests on the axis 22 and the second leg 20 on a deflection roller 40 ( Figure 4), which is mounted on the axis 26.
• FIG. 5B the position of the hinge part 2 is shown, in which the hinge part 2 has been moved from the maximum opening position to an opening angle of about 85 °.
• the leg 19 of the spring 18 now abuts both the axis 22 and the axis 21 and is in this position "transferred" from the axis 22 to the axis 21.
• Spring 18 no spring force introduced, since the spring 18 is indeed tense, but rotates about the axis 26 and the angular position of the legs 19 and 20 remains substantially constant.
• the leg 19 is moved through the axis 21, so that the spring 18 is further tensioned.
• the opposite leg 20 continues to abut against the deflection roller 40 on the axis 26.
• the spring 18 thus acts in a range between about 85 ° and 55 ° (see
• FIG. 5D the opening position of the hinge part is shown at an angle of approximately 55 °. Upon reaching this opening angle, the axes 21, 22 and 24 form a line. The spring 18 is in the maximum tensioned position in which the legs 19 and 20 are maximally spread. When this position is passed, and the hinge part 2 is moved further in the closing direction, the spring begins
• the real self-tightening angle, in which the hinge part 2 is biased in the closed position at about 40 °.
• the damper 11 is actuated by the deflecting element 10 from an opening angle of about 45 ° noticeably, with a certain idle stroke, tolerances and other influences a damping only noticeably noticeable at an angle between 30 ° and 40 °. This is due to the fact that the damper 11 in an opening area, between an opening angle of 30 ° and the
• Closed position is moved by more than 60%, preferably more than 70%, of its entire stroke, but in the opening area outside 30 ° performs only a small lifting movement.
• the leg 20 is nachfsselt on the guide roller 40, that is, after passing through the extended position of the leg 20 through the Bearing of the guide roller 40 on the axis 26 moves counterclockwise, while the leg 19 is also moved by bearing on the axis 21 in the counterclockwise direction.
• the relative movement of the legs 19 and 20 is thus very low and the spring 18 is pivoted about the axis 23. Insofar it is possible to first increase the spring force when closing the hinge part 2 and then let it fall off again.
• the hinge part 2 is shown in an open position of about 25 °.
• the spring 18 now presses the hinge part 2 in the closed position, wherein the spring 18 is stretched over the legs 19 and 20.
• the deflecting element 10 is then rotated about the axis 27 when closing and causes a larger working stroke of the piston rod 13 relative to the damper housing 12 than in the previous closing movement of the hinge part. 2
• a linear damper can be used, as it is disclosed for example in the application PCT / EP 2007/051849. Other types of linear dampers can be used.
• a representation of the damping path is dependent on the opening angle of the hinge 2.
• the translation of the closing movement of the hinge part 2 by the guide lever 8, the pull lever 9, the deflection element 10 onto the damper 11 results in predetermined transmission ratios depending on the opening angle that ensure optimal closing.
• an idle stroke of approx. 0.8 mm to 1.5 mm, in particular 1 mm to 1.3 mm must also be taken into account.
• the hinge is designed so that the damper initially generates weak damping forces during a closing movement, which then increase at a constant closing speed. Because the working stroke of the damper rises in an opening range between an opening angle of 25 ° and the closed position almost linearly, while at larger opening angles of the damper is hardly moved relative to the closing movement.
• the gear ratio is selected so that in an opening region between the closed position and an opening position of 15 ° per degree closing movement of the hinge part a working stroke between 0.05 mm to 0.2 mm, preferably 0.08 mm to 0, 12 mm takes place.
• the working stroke of the damper does not stop abruptly, but rises in curves. This ensures that no shock-like forces act on the damper, but the kinetic energy of a furniture door is initially slightly damped.
• the ratio between the hinge part 2 and the damper 11 is such that at an opening angle of the hinge part 2 of approximately 80 ° to 110 °, the angular positions of the boom 25 on the guide lever 8 and pull lever 9 approximately 180 °, ie the axis 24 of the Guide lever 8, the axis 26 for supporting one side of the pull lever 9 and the axis 29 for supporting the opposite side of the pull lever 9 on the lever 10th lie in about a line.
• the deflection lever 10 forms an acute angle with the pull lever 9 forms.
• the angular positions of boom 25 on the guide lever 8 and pull lever 9 approximately form a right angle of 90 °, in particular the connecting lines of the axes 24, 26 and 29, wherein the lever 10 also forms a right angle with the pull lever 9, in which case the axes 26, 29 and 27 can be connected to each other via two approximately at right angles intersecting lines.
• the closing force of the spring 18 is shown relative to the opening angle.
• the spring 18 presses the hinge part 2 in a self-tightening area in the closed position.
• the force of the spring 18 has a maximum value in an opening angle range between 15 ° to 25 °, and then decreases until the force of the spring 18 reaches a minimum value between 50 ° and 75 °. As a result, the maximum stress of the spring 18 is limited.
• FIG. 8 shows the speed of the closing speed relative to the opening angle, wherein different initial closing speeds are present.
• damping must first be applied to slow down the door.
• the braking range is approximately between 45 ° and 15 °. The higher the initial speed, the later a low final speed is achieved.
• the damping force increases due to the changing leverage (see Figure 6), which ensures that is effectively decelerated even at very high initial speeds.
• the closing speed is just before the closing position, for example in a range between 0 ° and at least 3 ° approximately linearly constant.
• the self-tightening begins at approximately 45 ° by the spring 18, braked by the damper.

Landscapes

• Closing And Opening Devices For Wings, And Checks For Wings (AREA)
• Hinges (AREA)
• Vibration Dampers (AREA)

Priority Applications (6)

Applications Claiming Priority (2)

Publications (1)

Family

ID=39769244

Family Applications (1)

Country Status (9)

Cited By (13)

Families Citing this family (20)

Citations (2)

Family Cites Families (14)

• 2007
  • 2007-08-10 DE DE202007011194U patent/DE202007011194U1/de not_active Expired - Lifetime
• 2008
  • 2008-07-15 AT AT08775089T patent/ATE544930T1/de active
  • 2008-07-15 CN CN200880102942.3A patent/CN101861441B/zh active Active
  • 2008-07-15 JP JP2010519405A patent/JP5493134B2/ja active Active
  • 2008-07-15 EP EP08775089A patent/EP2176486B1/de active Active
  • 2008-07-15 WO PCT/EP2008/059230 patent/WO2009021799A1/de active Application Filing
  • 2008-07-15 AU AU2008286296A patent/AU2008286296B2/en active Active
  • 2008-07-15 ES ES08775089T patent/ES2385802T3/es active Active
  • 2008-07-17 TW TW097127121A patent/TWI421402B/zh active

Patent Citations (2)

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