Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B3/00—Fastening knobs or handles to lock or latch parts
  • E05B3/04—Fastening the knob or the handle shank to the spindle by screws, springs or snap bolts
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B13/00—Devices preventing the key or the handle or both from being used
  • E05B13/005—Disconnecting the handle
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B3/00—Fastening knobs or handles to lock or latch parts
  • E05B2003/006—Fastening knobs or handles to the spindle by means of tilt-plates
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
  • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
  • E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
  • E05B47/0676—Controlling mechanically-operated bolts by electro-magnetically-operated detents by disconnecting the handle

Definitions

• the present invention relates to a device for manually controlling the unlocking and locking of a lock of a frame, particularly for doors and/or windows.
• the handles for opening a door or window on the market today are generally pre- assembled with the handle support and the handle frame.
• the pre-assembly requires suitable tools, and particularly a suitable Allen key for fixing with an Allen screw the handle to the handle frame.
• the pre-assembly of the handle can be delicate and not immediate, at least whenever necessary tools are not at hand.
• the length of the handle frame is sometimes determined by the position taken by the mechanism actuated by the frame in the wing, so that frames of various lengths are required, according to the specific application.
• Technical task of the present invention is therefore to realize a device for manually controlling the unlocking and locking of the lock of a frame, which permits to eliminate the disadvantages lamented of the known art.
• an aim of the invention is to realize a device for manually controlling the unlocking and locking of the lock of a frame, which can be applied to the wing of the frame in a rapid, simple, precise and safe way.
• Further aim of the invention is to realize a device for manually controlling the unlocking and locking of the lock of a frame, which has universally used components in different possible applications.
• Another aim of the invention is to realize a device for manually controlling the unlocking and locking of the lock of a frame, which is so configured that it expands the possibilities of choice in the aesthetics of the product.
• No ultimate task of the invention is to realize a device for manually controlling the unlocking and locking of the lock of a frame, which is so configured that is optimizes the occupation of the space available for facilitating the positioning and installation in the wing of the unlocking and locking device of the lock.
• a device for manually controlling the unlocking and locking of the lock of a frame comprising at least a manual handgrip element, at least one support which is hollow in the direction of its longitudinal axis and suitable for supporting the handgrip element, at least one fixed plate for bearing said support, and a control rod of an unlocking and locking mechanism of the lock, disposed through said plate and coaxially engaged with said support, there being provided at least one configuration of said control device, wherein said handgrip element, said support and said control rod rotate around a common rotation axis coinciding with said longitudinal axis, characterized in that it comprises first removable clamping means suitable for preventing the axial slipping of said support from said control rod, and second removable clamping means for preventing the axial slipping of said handgrip element from said support, said first clamping means being of the rapid clamping type, said second clamping means being also of the rapid clamping type.
• said first clamping means comprise at least one leaf spring having an engagement with said control rod that is adjustable in the axial direction in a continuous or discrete manner.
• leaf spring is permanently constrained to the end of the support turned toward the handgrip element.
• said second clamping means comprise an open ring radially movable in action and by contrast to a spring between a release configuration in which it is completely retracted into a groove and a locking configuration in which it partially projects from said groove.
• said support has an inner polygonal section engaged with a polygonal section of matching shape of said control rod and an outer polygonal section engaged with an inner polygonal section of matching shape of said handgrip element.
• said support comprises a first portion solidly joined to said handgrip element and separate from a second portion solidly joined to said control rod, there also being provided means of constraint in rotation between said first and second portion, which can be switched between a constraint configuration and a release configuration, and means for switching said constraint means.
• said switching means are electromechanical.
• the control device is extremely convenient as it permits among other to provide workers of the building yard with a universal yard handle able to correctly actuate the lock until the time of assembly of the original handle be terminated on the building yard.
• figure 1 shows a view of a first way of preferred embodiment of the device particularly for doors, sectioned along a plane containing the rotation axis of the control device;
• figure 2 shows a perspective view of some components of the disassembled device of figure 2;
• figure 3 shows a view of a second way of preferred embodiment of the device particularly for doors, sectioned along a plane containing the rotation axis of the control device, which in this case has the peculiarity of being able to disengage for safety reasons the rotation of the handgrip element from the rotation of the control rod;
• figure 4 shows a perspective view of some components of the disassembled device of figure 3;
• figure 5 shows a view of a third way of preferred embodiment of the device particularly for windows or window doors, sectioned along a plane containing the rotation axis of the control device;
• figure 6 shows a perspective view of some components of the disassembled device of figure 5;
• figure 7 shows an enlarged perspective view of the spring illustrated in figures 5 and 6;
• FIGS. 8a and 8b show an axially sectioned view and an exploded perspective view of the control device in one variant for the first rapid clamping means for slipping the support from the control rod, which provides a direct pressure upon the leaf spring for disassembling the support from the control rod;
• figures 9a and 9b show a perspective exploded view and an axially sectioned view of the control device in another variant for the first rapid clamping means of the slipping of the support from the control rod, so applying a direct pressure on the leaf springs for disassembling the support from the control rod; in figure 9b also an enlargement is shown of a detail of the control device;
• figure 10a shows a perspective exploded view of the control device in a variant of the second rapid clamping means of the slipping of the handgrip element from the support;
• figure 10b shows an axial section of the handgrip element of the control device of figure 10a
• figure 10c show an axially sectioned view of the control device of figure 10a;
• figure 1 1a shows a perspective exploded view of the control device in a variant of the positioning of the automatic return torsion spring of the handgrip element in the locking position of the lock;
• figure l i b shows an axial section of the control device of figure 1 1 a, and an enlargement of one of its details.
• the device for manually controlling the unlocking and locking of a lock of a frame comprises a control rod 6 going through a transversal hole 7 of the wing 5 and coaxially engaged with at least one hollow support 3 in the direction of its own longitudinal axis L and supported by a plate 4 which is fixed, for example by means of screws 8, on the lateral surface of the wing 5 in a position overlapping the hole 7, and is provided with a collar 9 circumscribing a circular through hole 10 through which the control rod 6 passes.
• the support 3 in turn bear san handgrip element 2 which as shown can have the shape of a handle or even a knob.
• the control rod 6 protrudes at the outside of both lateral surfaces of the wing 5, and an assembly made of plate 4 - support 3 - handgrip element 2 is provided at each lateral surface of the wing 5, whereas in the application in which the frame is a window requiring the manual unlocking and locking control from just one side, as shown in figures 5, 6, the control rod 6 protrudes at the outside of just one lateral surface of the wing 5, and one only assembly made of plate 4 - support 3 - handgrip element 2 is provided at the lateral surface of the wing 5 from which the control rod 6 protrudes.
• the control rod 6 having particularly a square section, is able to actuate a mechanism (not shown) for unlocking and locking the lock, which in general has a latch or a deadbolt.
• the handgrip element 2 has a bush 1 1 coaxially fit on the support 3 so that it is integral with the support 3 by the rotation of same around its own axis L.
• the bush 1 1 has an inner polygonal section engaging an outer polygonal section of conjugated shape present in the support 3.
• the support 3 is coaxially ft onto the control rod 6 so that it is integral, at least in one configuration of the control device, with the control rod 6 by the rotation of the same around its own axis which coincides with the axis L of the support 3.
• the support 3 has an inner polygonal section engaging the polygonal section of conjugated shape of the control rod 6.
• the support 3 is either made of a single piece, as in the embodiment of figures 1 and 2, or at least of two separated parts 3a and 3b, as shown in the embodiment of figures 3-6, 8a and 8b in which the first part 3a has the outer polygonal section suitable for integrally engaging in rotation the handgrip element 2, whereas the second part 3b has the inner polygonal section suitable for integrally engaging in rotation the control rod 6.
• the outer lateral surface of the support 3 has (with exception of the version of the control device of figures 5-7) a shoulder 12 which interferes, with the possible interposition of a gasket 13, against the cylindrical collar 9 of the plate 4 circumscribing the hole 10.
• the abutment of the shoulder 12 against the collar 9 defines the axial position of the support 3 with respect to the plate 4.
• the support 3 has an outer circular section 18 engaging the inner circular section of conjugated shape of the collar 9, so that it can be guided in rotation by that around the axis L.
• the section 18 is made upon the piece 3a.
• the control device is so configured that the common axis L along which the control rod 6, the support 3 and the bush 1 1 extend, is also the rotation axis around which they can integrally rotate in at least one configuration of the control device.
• the control device comprises first removable clamping means able to clamp the axial sliding 3 from the control rod 6, and second removable clamping means able to clamp the axial sliding of the bush 1 1 of the handgrip element 2 from the support 3.
• the first clamping means are of the rapid clamping type, that is of a type which does not need a tool.
• the first clamping means of the rapid clamping type preferably comprise at least one leaf spring 19 permanently bound at the end 50 of the support 3 facing the handgrip element 2.
• the leaf spring 19 (figures 1 -4, 5 and 6, 8a, 9a, 10a, 1 1a) has an engagement with the control rod 6 which can be regulated in an axial direction in a continuous or discrete way.
• the leaf spring 19 has an inner window 20 which, in the undeformed configuration of the leaf spring 19, is pressure fit on the section with a substantially conjugated shape of the control rod 6.
• control rod 6 in which the lateral surface of the control rod 6 is smooth, it is possible to continuously control the clamping position by axially continuously sliding the peripheral edge of the window 20 along the control rod 6.
• a second version of the control rod 6 in which two opposed faces of the lateral surface of the control rod 6 have a saw-tooth profile it is possible to discretely control the clamping position by axially sliding in increments the peripheral edge of the window 20 along the saw-tooth profile of the control rod 6.
• the leaf spring 19 (or the leaf springs 19) is housed between the end 50 of the support 3 and a small lid 22.
• the outer peripheral edge of the leaf spring 19 is retained inside an inner groove 21 of the small lid 22 having centrally an aperture in which the control rod 6 is inserted.
• the small lid 22 is coupled with the possibility of a light sliding in the direction of the axis L with a peripheral flange of the end 50 of the support 3. In this case for disassembling the support 3 from the control rod 6 a pressure on the small lid 22 must be applied, which in turn presses the spring 19 which deforms until releasing the engagement on the control element 6.
• FIG. 8a and 8b differs from the one just described due to the fact that the small lid 22 is fixed to the end 50 of the support 3, and therefore for disassembling the support 3 from the control rod 6 , one must directly press upon the leaf spring 19 for deforming it until releasing the engagement upon the control element 6.
• the small lid 22 in this case is a hollow ring fixed with rivet pins to the support 3.
• the small lid 22 is fixed to the end 50 of the support 3.
• two leaf springs 19 are positioned on the end 50 of the support 3 and have an inclined plane of position with respect to the plane of position of the end 50 of the support 3.
• the plane of position of the end 50 of the support 3 is in turn inclined with respect to the plane orthogonal to the axis L.
• the inclination of the plane of position of the springs 19 with respect to the plane of position of the end 50 of the support 3 permits to the leaf springs 19 to perform the deformation needed for locking and unlocking the control element 6.
• the small lid 22 in this case is a further leaf spring fixed by rivet pins to the support 3.
• the second clamping means of the rapid clamping type comprise in the versions of figures 1 to 9a, an open ring 24 positioned in a groove 25 provided at an outer section of the support 3.
• the open ring 24 has a radial pin 26 positioned in a radial guide hole 27 provided in the groove 25, and is movable in action and by contrast to a spring 29 between an unlocking configuration in which it is completely retracted into the groove 25 and a locking configuration in which it radially protrudes from the groove 25 in order to engage in a seat 28 provided on the inner section of the bush 1 1 facing the groove 25.
• the spring 29 particularly of the coil type is fitted on the pin 26 and inteiposes between the portion of the ring 24 from which the pin 26 extends and the base of the guide hole 27.
• the ring 24 when inserting the bush 1 1 on the support 3, the ring 24 makes a relative axial sliding movement along an inner bevel of the bush 1 1 .
• the relative sliding determines a radial pushing force on the ring 24 moving from the unlocking configuration to the locking configuration.
• the bush 1 1 further has a calibrated aperture 29 for the access to the seat 28 from outside with any kind of tool able to radially move the ring 24 for bringing it back in the unlocking configuration.
• the version of figures 10a, 10b and 10c has the same first rapid clamping means of the version of figure 9a and 9b between control device 6 and support 3, and second rapid clamping means different from those provided in the version of figures 9a and 9b.
• the second rapid clamping means are similar to the first rapid clamping means.
• the second rapid clamping means comprise two leaf springs 60 substantially configured like the leaf springs 19 and permanently kept inside the bush 1 1 of the handgrip element 2, between an insert 62 having a support plane 63 inclined with respect to the plane orthogonal to the axis L and the preload of a coil spring 64. Even in this case the two leaf springs 60 have an inclined plane of position with respect to the support plane 63 and such inclination permits to the leaf springs 60 to perform the necessary deformation for locking and unlocking the handgrip element 2.
• the function of the fixing screws 8, or of another technically equivalent element is mainly to definitely block the rotation of the plate 4 around the axis L when the handgrip element 2 is actuated.
• the control rod 6 is introduced in the hole 7, on the opposed ends of the control rod 6 the plates 4 and the supports 3 are introduced, and then the supports 3 are clamped with the plates 4 through the springs 19 or the locking rings 23.
• the axial position of the control rod 6 is blocked when the springs 19 or the locking rings 23 make both supports 3 abut against the respective 4, and the plates 4 abut against the respective sides of the wing 5.
• constraint means in rotation are provided between the first portion 3a and the second portion 3b, which can be moved between a constraint configuration and a release configuration, and movable means of the constraint means.
• the constraint means comprise two pins 31 housed in two diametrically opposed axial grooves 32 extending along an inner cylindrical surface of the first portion
• Each pin 31 has an asymmetrical section and can rotate around its own axis between an angular position in which it protrudes from the groove 32 and a position in which it is completely housed in the groove 32.
• the inner cylindrical surface of the first portion 3a faces an outer cylindrical surface of a second portion 3b in turn provided with two axial grooves 5 which in the constraint configuration face the axial grooves 32.
• the pins 31 take an angular position in which they are partially inserted in the grooves 32 and partially in the grooves 35.
• the pins 31 in this case make integral in rotation the first part 3a and the second part 3b of the support 3.
• the pins 3 1 take an angular position in which they are completely inserted in the grooves 32 and completely free the grooves 35.
• the pins 31 in this case are ineffective to integrally join in rotation the first part 3a and the second part 3b of the support 3.
• the switching means are of the electromechanical type and can comprise an electric motor or an electromagnet actuating in rotation the pins 31 on commando f the user.
• the disengagement of the handgrip element 2 from the rotation of the control rod 6 is particularly useful for safety reasons, for example when the accidental unlocking of a door or window by a child must be avoided.
• the torsion spring 37 has one end fixed to the rear side of the plate 4 and one end fixed to a disc 38 pivo tally rotating inside the hole 7 and integral with the control rod 6 passing through the same.
• the positioning of the torsion spring 37 below and not above the hole 7 permits to increase the aesthetic design choices of the washer or covering plate of the plate 4 which can now have an even extremely more reduced depth.
• a ring 39 is provided, elastically deformed in an axial direction integral in rotation with the support 3 and clamped between the support 3 and the plate 4.
• the ring 39 has a inner polygonal cross-section 40 in engagement with an outer polygonal cross-section 41 of a conjugated shape of the first portion 3a of the support 3.
• the axial deformation is made possible by two slots 42 extending through the lateral surface of the ring 39 in a diametrically opposed position.
• the strikers comprise two diametrically opposed protrusions 43 of the ring 39 selectively engaged in one of the two pairs of diametrically opposed recesses 44 of the collar 9.
• the two pairs of recesses 44 are mutually offset of 90° and are provided along the apical edge of the collar 9.
• the two protrusions 43 are angularly aligned with the slots 42 and are provided along the base of the ring 39 positioned against the apical edge of the collar 9.
• the support 3 minimally protrudes inside the profile 45 being a part of the wing 5 in order not to interfere with the return mechanism of the control rod 6 provided inside the profile 45.
• control rod 6 can have just one dimension independently of the position of the return mechanism at the inside of the profile 45, as the bushing 1 1 provides for a dead space able to accept the part exceeding the axial length from time to time variable of the control rod 6.
• the version of the control device illustrated in figures 1 1 a and l ib has both the first and the second rapid clamping means similar to those described for the version of the control device illustrated in figures 9a and 9b.
• the difference is due to the fact that the return spring 37 of the handgrip element 2 in inserted coaxial with the support 3 and positioned inside the volume of the handgrip element 2. This solution permits the use of very low washers.
• the device for manually controlling the unlocking and locking of the lock of a frame so conceived is susceptible to numerous modifications and variants, all within the scope of the inventive concept; further all details can be substituted with technically equivalent elements.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Closing And Opening Devices For Wings, And Checks For Wings (AREA)
• Lock And Its Accessories (AREA)
• Power-Operated Mechanisms For Wings (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=43737960

Family Applications (1)

Country Status (3)

Cited By (12)

Citations (9)

• 2010
  • 2010-10-05 IT ITMI2010A001823A patent/IT1402006B1/it active
• 2011
  • 2011-10-03 WO PCT/EP2011/067233 patent/WO2012045702A1/en active Application Filing
  • 2011-10-03 EP EP11770076.5A patent/EP2683890A1/en not_active Withdrawn

Patent Citations (9)

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