EP3750177A1 - Tastenmodul für eine tastatur und tastatur - Google Patents
Tastenmodul für eine tastatur und tastaturInfo
- Publication number
- EP3750177A1 EP3750177A1 EP18746188.4A EP18746188A EP3750177A1 EP 3750177 A1 EP3750177 A1 EP 3750177A1 EP 18746188 A EP18746188 A EP 18746188A EP 3750177 A1 EP3750177 A1 EP 3750177A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- key module
- contact
- housing
- wing
- spring
- 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.)
- Granted
Links
- 239000000758 substrate Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 7
- 229910000679 solder Inorganic materials 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 description 22
- 238000010168 coupling process Methods 0.000 description 22
- 238000005859 coupling reaction Methods 0.000 description 22
- 230000008901 benefit Effects 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000005476 soldering Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
- H01H13/7065—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys characterised by the mechanism between keys and layered keyboards
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/7013—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard in which the movable contacts of each switch site or of a row of switch sites are formed in a single plate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
- H01H13/7065—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys characterised by the mechanism between keys and layered keyboards
- H01H13/7073—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys characterised by the mechanism between keys and layered keyboards characterised by springs, e.g. Euler springs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/78—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/78—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites
- H01H13/807—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites characterised by the spatial arrangement of the contact sites, e.g. superimposed sites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/84—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by ergonomic functions, e.g. for miniature keyboards; characterised by operational sensory functions, e.g. sound feedback
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/86—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the casing, e.g. sealed casings or casings reducible in size
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
- H01H3/125—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor using a scissor mechanism as stabiliser
Definitions
- the present invention relates to a key module for a keyboard and to a keyboard having at least one such key module.
- Keyboards such as those used in conjunction with computers, may use different key systems.
- EP 1 612 821 A2 discloses a key switch, a keyboard and a keyboard
- the present invention provides an improved
- a switching unit or a switching mechanism are provided, with such a switching unit made an electrical contact and optionally additionally an operating noise can be generated. It can the
- Switching unit for example, the function of electrical contact production and optionally additionally allow the acoustic feedback. This can
- a very flat mechanical switch module can be provided, for example for gaming applications, high-end office applications or upmarket office applications and the like.
- the switch module can be used for example in notebooks and flat Keyboards are used.
- the electrical contact can be reliably produced, which can be influenced by suitable design of the contact device of the force-displacement curve of an operation.
- an operating noise can be realized in a simple manner.
- the switching unit can allow the electrical function and optionally additionally the acoustic function, in particular by means of the contactor.
- Even very shallow structural dimension requirements can be met, such as, for example, 1 to 4 millimeter block size, in particular approximately up to 2 millimeter block size.
- a life of the key module can be achieved, which may be, for example, in the field of classical mechanical key modules.
- a key module for a keyboard comprising: guide means for guiding movement of the key module upon actuation; a support member for supporting the guide means; and a switching unit, wherein the switching unit has a housing and at least partially arranged in the housing contact means for establishing an electrical contact upon actuation of the key module, wherein the
- Contact means a fixed contact piece with a first contact and a contactor with a second contact bearing first spring tab and additionally or alternatively a second spring tab for generating a
- the keyboard may be provided, for example, for a computer or the like.
- the keyboard may have at least one key module.
- the key module may be part of a key or represent a key.
- a key module may be part of a key or represent a key.
- the key module can also be used as a be called mechanical button.
- the housing may have at least one wall or a wall section. In this case, the housing may be formed as a hood, a cage or the like. The housing may have a part or more parts.
- the at least one operating section can be pressed by an upper part of the button or a Hilfsbetuschiger.
- the electrical contact can be produced in a contact point.
- Each contact may be elongated and additionally or alternatively have a linear contact area.
- a contact area of the first contact and a contact area of the second contact may intersect. In this case, each contact region may extend obliquely to a longitudinal axis of the first spring tab.
- the second spring tab may have an actuating portion which is angled, kinked or bent formed. The second spring tab may be formed to the operating noise at a
- the contactor of the contact device the first spring tab carrying the second contact and the at least one
- Such an embodiment offers the advantage that a reliable and robust switching unit with electrical function can be realized in a structurally simple and cost-neutral manner.
- the contactor of the contact device the first spring tab carrying the second contact, the second spring tab for generating the
- Such an embodiment has the advantage that a reliable and robust switching unit with electrical function and acoustic function can be realized in a structurally simple and cost-neutral manner.
- the housing may have an actuation opening for exposing the at least one actuation section of the contact device. Additionally or alternatively, the housing may have a deflection section for deflecting the second spring tab of the contact device upon actuation of the key module.
- the deflection portion relative to the movement the key module be formed obliquely inclined during operation. In this case, the deflection portion may be bent, slightly stepped, formed as a knob or a cam, or the like.
- the deflecting portion may be configured to cause deflection or deflection of the second spring tab transversely or obliquely with respect to movement of the key module upon actuation of the key module.
- An angle of inclination of the deflecting portion relative to the movement of the key module in the operation may be less than an inclination angle of an angled or bent operating portion of the second spring tab.
- Contact device can be enabled. Additionally or alternatively, a defined and low-friction deflection or deflection of the second spring tab can be achieved in order to effect a repelling of the second spring tab for the purpose of generating noise.
- buttons module is a Hilfsbetusiger for operating the button module
- the housing can at least one
- the auxiliary operator may include at least one attachment portion for movably attaching the
- the Hilfsbet2011iger may have at least one nose for deflecting the first spring tab and additionally or alternatively the second spring tab of the contact device in the operation of the key module.
- a movable attachment of the auxiliary actuator to the housing can be effected, wherein the movable attachment can be articulated or translatory, for example.
- the second spring tab may be formed to generate the operating noise in a backlash against the auxiliary actuator.
- the Hilfsbet Switzerlandiger may have a nose for deflecting the first spring tab and additionally or alternatively the second spring tab or at least a first nose for deflecting the first spring tab and a second tab for deflecting the second spring tab.
- the auxiliary actuator may have at least one fixing section for fixing the auxiliary actuator to the guide device.
- the auxiliary actuator can be entrained or can be moved along the at least one fixing section when the key module is actuated by the guide device in at least one direction of movement.
- the at least one fixing section as a
- Such an embodiment has the advantage that upon actuation of the key module, production of electrical contact and, in addition, integrated generation of the operating noise can be achieved in a reliable and robust manner. This can also be achieved with the participation of a minimum number of components and in a structurally simple manner.
- the contact device may have solder pads or pins for attaching the switch unit to a circuit substrate of the keyboard. Additionally or alternatively, the contact device may be formed to establish the electrical contact to create friction between the first contact and the second contact. Such an embodiment offers the advantage that contact deterioration due to particle contamination can be avoided.
- the housing may be formed at least in one section of a transparent or opaque material and additionally or alternatively at least in a partial section as at least one lens. Additionally or alternatively, the housing may have a receiving bay for a light source. Additionally or alternatively, in the housing at least one groove for receiving at least a portion of at least one spring element for providing a
- the at least one groove can also be considered one
- the at least one lens may be configured to transmit light from a light source To distribute the top of the button module and additionally or alternatively on the key cap.
- the at least one lens may be configured to receive light
- the at least one lens may be embodied as an optical diffuser.
- Such an embodiment has the advantage that a lighting of the button can be achieved to save space and additionally or alternatively a saving of space for the key module can be realized by at least partial immersion of the at least one spring element in the groove.
- the key module can support a uniform and economical illumination of a key cap or a top by a light source or integratable light source.
- the carrier element solder pads or
- the carrier element may be formed from a metal material. Such an embodiment offers the advantage that a direct attachment of the key module to a circuit board or the like can be made possible. Furthermore, the carrier element can be made robust.
- the guide device may have a first wing element and a second wing element.
- each wing element may have a web, a first arm and a second arm. The arms may extend away from the bridge. At the web, a fastening portion may be formed.
- On the first arm may be formed a first bearing portion for supporting the wing member, wherein on the second arm, a second bearing portion for supporting the wing member may be formed.
- the first wing element and the second wing element can be mechanically coupled to one another.
- at least one spring element for providing a restoring force during the actuation of the key module can be fastened to the fastening section of the first wing element and the fastening section of the second wing element.
- Receiving portions of the support member may be formed as a bearing notches, cuts or the like.
- the receiving sections be the support member notch-shaped, V-shaped and additionally or alternatively dovetail-shaped.
- the carrier element may be integrally formed.
- mechanical system or guiding mechanism which has a double-wing unit and an elastic means coupled to the double-wing unit.
- Button module can be achieved. Also, a force-displacement curve of the key module with respect to an actuator thus manufacturer, customer and additionally or alternatively user set.
- the key module can be
- the key module may also include at least one spring member for providing a restoring force in the operation of the key module.
- the at least one spring element in particular as a tension spring or as a
- Compression spring be formed.
- the at least one spring element may also be referred to as an elastic means.
- Such an embodiment has the advantage that a defined force-displacement curve of an actuation of the key module and structurally simple, reliable and adjustable by replacing the at least one spring element providing a restoring force can be made possible.
- a compression spring can also serve as a bending backdrop.
- a keyboard is also presented, the keyboard having the following features: at least one example of an embodiment of the above
- Circuit substrate is arranged.
- Key module can be used or used.
- the at least one key module can be attached directly to the circuit substrate, for example by soldering or inserting contact pins.
- Fig. 1 is a schematic representation of a keyboard with key modules according to an embodiment of the present invention
- Fig. 2 is a schematic representation of a key module according to a
- Fig. 3 is a partial exploded view of a key module according to a
- Fig. 4 is a partial exploded view of parts of the key module of Fig. 3;
- Fig. 5 is an oblique plan view of the switching unit and the support member of Fig. 3 and Fig. 4 in a partially assembled state.
- FIG. 6 shows the contact device from FIG. 3, FIG. 4 or FIG. 5;
- FIG. 7 shows the auxiliary actuator from FIG. 3 or FIG. 4 in an oblique bottom view
- FIG. 8 shows the auxiliary actuator from FIG. 3, FIG. 4 or FIG. 7 in an oblique top view
- FIG. 9 is a partial exploded view of portions of the key module of FIG. 4 in a partially assembled condition
- FIG. 10 shows an oblique top view of the key module from FIG. 4 or FIG. 9 in an assembled and unactuated state
- FIG. 11 shows an oblique top view of the key module of FIGS. 4, 9 and 10 in a mounted and actuated state
- FIG. 12 is a side view of the key module of FIG. 10; FIG.
- FIG. 13 is a partial sectional view of the key module of FIG. 12; FIG.
- Fig. 15 is an oblique view of a portion of the key module of Fig. 14; and 16 is an oblique view of a subsection of a key module according to an embodiment of the present invention.
- the keyboard 100 is for example part of a notebook computer, laptop computer or the like. Alternatively, the keyboard 100 is particularly designed as a peripheral device for a computer.
- the keyboard 100 includes a circuit substrate 110.
- the circuit substrate 110 is, for example, a circuit board, circuit board or the like.
- the keyboard 100 has a plurality of key modules 120.
- the key modules 120 are disposed on the circuit substrate 110.
- the key modules 120 are soldered to the circuit substrate 110, for example.
- a keycap 125 is attached to each key module 120. Everybody is
- Each unit of key module 120 and keycap 125 represents a key of the keyboard 100.
- each key module 120 represents a key of the keyboard 100.
- the keycap 125 represents a portion of a key that is visible and accessible to a user of the keyboard 100.
- An actuation of a key module 120 is effected by pressing on the key cap 125.
- Each key module 120 is adapted to an actuating force with a force-displacement characteristic of a Resistance or a restoring force to respond. Further, each key module 120 is configured to make electrical connection in response to actuation with a predefinable actuating path, wherein a switching operation is performed.
- FIG. 2 shows a schematic representation of a key module 120 according to an embodiment of the present invention.
- the key module 120 according to the embodiment of the present invention shown here has a
- Guide device 230 a spring element 240, a support member 250 and a switching unit 260 with a housing 270, a contact means 280 and a Hilfsbetuschiger 2392 on.
- the guide device 230 is configured to guide movement of the key module 120 upon actuation.
- the guide device 230 is configured to guide movement of the key module 120 upon actuation. In this case, the guide device 230
- the at least one spring element 240 is designed to provide a restoring force upon actuation of the key module 120.
- the carrier element 250 is designed to carry at least the guide device.
- the switching unit 260 includes, according to the embodiment of the present invention shown in FIG. 2, the housing 270, the contactor 280, and the auxiliary actuator 2392.
- the housing 270 is configured to at least partially receive the contactor 280.
- the contact device 280 is designed to make an electrical contact during actuation of the key module 120 in order to enable and / or include a switching signal or actuating signal
- the contact device 280 has a
- the contactor is integrally formed.
- the auxiliary actuator 2392 is configured to actuate the contactor 280.
- the housing 270, the contactor 280 and the auxiliary actuator 2392 will be discussed in more detail with reference to the following figures.
- FIG. 3 is a partial exploded view of a key module 120 according to an embodiment of the present invention.
- the key module 120 according to the embodiment of the present invention shown in FIG. 3 corresponds or resembles the key module of one of the figures described above.
- the key module 120 also has the key cap 125.
- the keycap 125 is provided separately from and coupled to the key module 120.
- the key module 120 and the key top 125 represent a key.
- the keycap 125 represents an upper part of the key module 120 or for the key module 120.
- the keycap 125 has at least one alphanumeric character or a special character printed on it.
- the key module 120 has as a guide means 230 according to the embodiment of the present invention shown in Fig. 3, a first Wing member 230 and a second wing member 230 for guiding movement of the key module 120 upon operation by a user.
- the two wing elements 230 are mechanically coupled to each other.
- the wing elements 230 are shown in an unactuated state of the key module 120.
- the mechanically coupled wing elements 230 create an obtuse angle of repose between them.
- the coupled wing members 230 therebetween span an opening angle greater than the angle of repose.
- the opening angle can also be 180 degrees. A difference between the angle of repose and the opening angle can
- Each wing element 230 has a web, a first arm and a second arm.
- the arms extend away from the bridge.
- the arms extend at right angles away from the web.
- the arms also extend, for example, within a tolerance range parallel to one another.
- the arms may also extend obliquely with respect to each other.
- the first wing member 230 and the second wing member 230 are formed identical to each other.
- each wing element 230 is integrally formed.
- each wing element 230 is further formed from a metal material.
- Wing elements 230 are formed and coupled together, will also be discussed in more detail with reference to the following figures.
- Each of the wing members 230 has according to that shown in FIG.
- the fastening portions 232 are formed on the web of the wing element 230.
- the attachment portions 232 are as
- the bearing portions 234 are formed on the arms of the wing member 230.
- a first bearing portion 234 is formed on the first arm and is on the second arm a second bearing portion 234 formed.
- the bearing portions 234 are formed as shoulders, steps or lugs in outer side edges of the arms of the wing member 230.
- Each wing member 230 also has at least one connecting portion 236 for connecting the wing member 230 to a top for the key module 120.
- the upper part has the key cap 125.
- each wing member 230 by way of example on a connecting portion 236.
- the connecting portion 236 is formed on the web of the wing member 230.
- the connecting portion 236 elastically deformable beam sections.
- the keycap 125 is over a
- the key module 120 further includes at least one spring element 240 for
- the key module 120 has, for example, a spring element 240.
- the spring element 240 is attached to one of the attachment portions 232 of the first wing member 230 and to one of the attachment portions 232 of the second wing member 230.
- the spring element 240 is designed as a tension spring.
- the key module 120 also includes a carrier member 250 for carrying the
- the support member 250 is also configured to support the spring member 240 and, optionally, the keycap 125 when attached to the wing members 230.
- the carrier element 250 is formed from a metal material.
- the support member 250 has a plurality of receiving portions 252 for receiving the
- the carrier element 250 has four receiving sections 252 in this case.
- the receiving portions 252 are formed as bearing notches in the support member 250. In other words, the
- the bearing portions 234 of the wing members 230 are in one
- Angle range is also definable by a shape of the receiving portions 252.
- the assembly of wing elements 230 and spring element 240 may also be referred to as a guide mechanism.
- the carrier element 250 is thus designed to carry at least the guide mechanism.
- the key module 120 also has the switching unit 260.
- the switching unit 260 includes the housing 270, the contactor 280, and the auxiliary actuator 2392.
- the contact device 280 can be arranged at least partially in the housing 270.
- the housing 270 is formed to be at least one
- the housing 270 is formed, for example, of a plastic material.
- the auxiliary actuator 2392 is configured to actuate the contactor 280.
- the auxiliary actuator 2392 is formed, for example, from a plastic material.
- one groove 272 is formed for receiving at least one partial section of the spring element 240 in an actuated state of the key module 120.
- the groove 272 is arranged between the partial section 1376 and a further partial section of the housing 270, in which the contact device 280 is at least partially receivable.
- the portion 1376 of the housing 270 is configured to diffuse and / or focus light from a light source.
- the light source is according to one embodiment also at least partially receivable in the housing 270.
- Actuating portion 1488 of the contactor 280 formed. Furthermore, the Housing 270 at least one mounting portion 2375 for holding the Hilfsbetvons 2392 on.
- the at least one support portion 2375 is formed as a pin according to the embodiment of the present invention shown here.
- the housing 270 is arranged on the carrier element 250.
- the contact device 280 is designed to operate upon actuation of the
- the contact device 280 Generate operating noise.
- the contact device 280 the contact device 280
- the contactor 280 may be alternatively pressed or deformed by the keycap 125 to effect the making of the electrical contact as well as the operating sound.
- the contactor 1484 of the contactor 280 in accordance with the embodiment of the present invention shown in FIG. 3, includes, in addition to the first spring tab 1486 supporting the second contact, the second spring tab 2387 for generating operating noise.
- the first spring tab 1486 has an actuating portion 1488.
- the second spring tab 2387 also has an actuating portion 1488.
- the contactor 1484 is integrally formed.
- the contactor 1484 is formed as a stamped part or punched and bent part of a metal material.
- FIG. 4 shows a partial exploded view of parts of the key module 120 of FIG. 3.
- the illustration in FIG. 4 corresponds to the illustration from FIG. 3, with the exception that the key cap is omitted in the illustration.
- FIG. 5 shows an oblique top view of the switching unit 260 and the carrier element 250 from FIG. 3 or FIG. 4 in a partially assembled state. In this case, the contact device is partially received in the housing 270.
- Operating portions 1488 of the contact device are characterized by the
- Auxiliary actuator 2392 is omitted in the illustration of FIG.
- Fig. 6 shows the contact means 280 of Fig. 3, Fig. 4 and Fig. 5.
- Contact device 280 is a contact device for a switching unit of a
- Button module from one of the figures described above or another button module usable.
- the contact device 280 has the fixed contact piece 1482 and the contactor 1484.
- the fixed contact piece 1482 and the contactor 1484 are electrically isolated from each other.
- the first contact 1583 of the contact device 280 is arranged.
- the second contact of the contact device 280 is arranged.
- the contactor 1484 has the first spring tab 1486 supporting the second contact, the second spring tab 2387, and the two operating portions 1488. About the operating portions 1488, the first spring tab 1486 and the second spring tab 2387 are movable until an electrical contact between the first contact 1583 and the second contact made and the operating noise is generated. The operating portions 1488 are at an actuation of the
- the contactor 1484 is elastically deformable.
- the contactor 1484 also functions as an elastic means.
- the first contact 1583 has a linear or elongated contact region with a first extension axis. Although it is implicitly apparent from the illustration in FIG. 6, the second contact also has one
- first extension axis and the second extension axis intersect each other, wherein an electrical and mechanical contact between the first contact 1583 and the second contact in a punctiform contact portion can be produced.
- Each extension axis extends obliquely according to the embodiment shown here, in particular at an angle of, for example, 45 degrees, with respect to a longitudinal axis or transverse axis of the fixed contact piece 1482 or the contactor 1484.
- the first contact 1583 and the second Contact each one triangular
- the first contact 1583 and the second contact are cut from a wire and welded to the contactor 280.
- the contactor 1484 is formed to make the electrical contact to generate friction between the first contact 1583 and the second contact.
- the first spring tab 1486 and the second spring tab 2187 extend side by side and beyond the fixed contact piece 1482. Also is in the
- the first spring tab 1486 tapers in the operating portion 1488.
- the actuating portion 1488 of the second spring tab 2387 has on a side facing away from the first spring tab 1486 a kink on which the actuating portion 1488 is formed bent toward the fixed contact 1482 and the first spring tab 1486 out.
- FIG. 7 shows the auxiliary actuator 2392 from FIG. 3 or FIG. 4 in an oblique manner
- Embodiment of the present invention two attachment portions 2794, two lugs 2796 and three fixing portions 2798 on.
- the Hilfsbet2011iger 2392 is integrally formed, for example, of a plastic material.
- the attachment portions 2794 are formed to allow the auxiliary actuator 2392 to be movably attached to the at least one support portion of the housing of the switching unit.
- the attachment portions 2794 are
- arc-shaped or hook-shaped for example, arc-shaped or hook-shaped and for receiving the at least one mounting portion formed by snapping or snapping.
- the lugs 2796 are formed to deflect the first spring tab and / or the second spring tab of the contact device upon actuation of the key module.
- the auxiliary actuator 2392 may have only one lug 2796 and / or at least one differently shaped lug 2796.
- the fixing portions 2798 are formed to form the auxiliary actuator 2392 on the guide means and the first wing member or the second
- Fix wing element In this case, the fixing portions 2798 are formed as projections. According to another embodiment, the auxiliary actuator 2392 may have a different number of fixation sections 2798 and / or differently shaped fixation sections 2798.
- FIG. 8 shows the auxiliary actuator 2392 from FIG. 3, FIG. 4 or FIG. 7 in an oblique top view.
- one of the lugs 2796 is concealed by one of the fixing sections 2798 due to the presentation.
- the fixing sections 2798 are arranged and shaped in order to arrange the web of one of the wing elements between one of the fixing sections 2798 on the one hand and the remaining two fixing sections 2798 on the other hand.
- FIG. 9 is a partial exploded view of portions of key module 120 of FIG. 4 in a partially assembled condition.
- the spring element 240 is suspended in a respective attachment portion 232 of the first wing member 230 of the second wing member 230.
- the wing elements 230 are coupled together via their coupling sections. The switching unit and the
- Carrier element 250 are shown in the state of FIG. 5. Thus, the
- FIG. 10 shows an oblique top view of the key module 120 from FIG. 4 or FIG. 9 in a mounted and unactuated state.
- the wing elements 230 attached to the support member 250, wherein the bearing portions 234 of the
- Wing elements 230 are arranged in the receiving portions 252 of the support member 250.
- the auxiliary actuator 2392 is attached to the housing 270 by means of its attachment portions and fixed to one of the wing members 230 by means of its fixing portions.
- an extension plane of the Hilfsbetvons 2392 is inclined relative to an extension plane of the housing 270.
- FIG. 11 shows an oblique top view of the key module 120 from FIG. 4, FIG. 9 or FIG. 10 in a mounted and actuated state. It can be seen that the spring element 240 is arranged immersed in the groove 272 of the housing 270. A part of an operating force applied to the wing members 230 is transmitted through the auxiliary actuator 2392 to the contactor of the switching unit. Here, the extension plane of the assistant actuator 2392 in the operated state of the key module 120 is aligned along the extension plane of the housing 270.
- Fig. 12 shows a side view of the key module 120 of Fig. 10.
- the section line A-A runs transversely to a longitudinal axis of the spring element 240.
- FIG. 13 shows a partial sectional view of the key module 120 from FIG. 12 along the section line A-A.
- partial sections of one of the wing elements 230 with two of the fastening sections 232, partial sections of the spring element 240, partial sections of the carrier element 250, partial sections of the housing 270 are provided in a partial sectional view of FIG. 13
- Deflection of the second spring tab 2387 is formed and arranged to generate an operating noise.
- Housing 270 formed to deflect the second spring tab 2387 of the contactor 280 when the key module 120 is actuated.
- the deflecting portion 3373 is formed obliquely inclined with respect to a movement or movement axis of the key module 120 upon operation thereof.
- an articulation angle of the operating portion of the second spring tab 2387 is greater than an inclination angle of the deflecting portion 3373 relative to the movement axis.
- an end edge of the second spring tab 2387 is spaced from the deflecting portion 3373. So can friction, scratching and the like between the
- Bending portion 3373 and the operating portion of the second spring tab 2387 can be minimized or prevented.
- Deflection section 3373 laterally deflected. Due to the inclination of the deflecting portion 3373 relative to the movement, the lateral deflection of the second spring tab 2387 increases with increasing deflection until the deflection
- FIG. 14 shows an oblique bottom view of a key module 120 according to an embodiment of the present invention.
- the key module 120 corresponds to the key module of FIG. 10, except that the key cap 125 is connected to the wing members 130 and the connecting portions 236 are formed differently and have bent end portions 238.
- the keycap 125 having two of the four attachment portions 232, two of the four support portions 234 and one of the two bent portion connecting portions 236 are shown. Furthermore, the carrier element 250 with two of the receiving sections 252 and solder pads 554, the housing 270 with a receiving bay 574 and the contact device 280 with solder pads 582 are shown.
- solder pads 554 of the support member 250 serve to attach the
- Carrier element 250 on a circuit substrate of a keyboard The pads 582 of the contactor 280 of the switch unit serve to attach the switch unit to the circuit substrate of the keyboard.
- the key module 120 is by soldering the pads 554 and 582 directly to the circuit substrate
- Circuit substrate can be equipped.
- the light source may be
- the housing 270 at least in one
- Part of a transparent or opaque material in particular a plastic material molded.
- the switching unit with the housing 270 and the contact device 280 is arranged in a construction space that is surrounded by the webs and arms of the wing elements 230.
- the carrier element and the switching unit can be attached to the circuit substrate of the keyboard by means of connecting pins.
- FIG. 15 shows an oblique view of a subsection of the key module of FIG. 14. The subsection of the key module shown in FIG. 15
- the coupling portions 731, 733 are formed to mechanically couple the wing members 230 together.
- Each wing element 230 has a first coupling section 731 and a second coupling section 733. In this case, at one end of the first arm of each wing element 230 is the first
- the first coupling portion 731 and the second coupling portion 733 each
- Wing element 230 are formed differently. Here are all the first
- Coupling sections 731 formed equal and are all second
- the first coupling portion 731 of the first wing member 230 can be coupled to the second coupling portion 733 of the second wing member 230
- the second coupling portion 733 of the first wing member 230 can be coupled to the first coupling portion 731 of the second wing member 230.
- the first coupling portion 731 is formed as a gate
- the second coupling portion 733 is formed as a projection portion and a plate, respectively.
- the first coupling portion and the second coupling portion may be formed as teeth.
- FIG. 16 shows an oblique view of a subsection of a key module according to an exemplary embodiment.
- the section shown in Fig. 16 corresponds to the in the partial section shown in FIG. 12, except that two spring elements 240 are provided, which are designed as compression springs, the
- Connecting portions 236 are formed differently and in the illustration, a support member 250 is shown, which is similar to the support member of one of the figures described above, wherein partially the wing members 230 and the support member 250 are structurally adapted to the spring elements 240.
- Each of the spring members 240 extends along a coupled pair of arms of the wing members 230.
- Wing elements 230 are in the illustration of Fig. 16 by the
- the wing elements 230 are coupled to each other via the coupling portions 731 and 733 and have the bearing portions 234 and the
- an exemplary embodiment comprises a "and / or" link between a first feature and a second feature
- this can be read so that the embodiment according to one embodiment, both the first feature and the second feature and according to another embodiment, either only the first Feature or only the second feature.
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP23216969.8A EP4318522A3 (de) | 2018-02-06 | 2018-07-27 | Tastenmodul für eine tastatur und tastatur |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018102609.9A DE102018102609A1 (de) | 2018-02-06 | 2018-02-06 | Tastenmodul für eine Tastatur und Tastatur |
PCT/EP2018/070385 WO2019154529A1 (de) | 2018-02-06 | 2018-07-27 | Tastenmodul für eine tastatur und tastatur |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23216969.8A Division EP4318522A3 (de) | 2018-02-06 | 2018-07-27 | Tastenmodul für eine tastatur und tastatur |
EP23216969.8A Division-Into EP4318522A3 (de) | 2018-02-06 | 2018-07-27 | Tastenmodul für eine tastatur und tastatur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3750177A1 true EP3750177A1 (de) | 2020-12-16 |
EP3750177B1 EP3750177B1 (de) | 2024-01-24 |
Family
ID=63036078
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18746188.4A Active EP3750177B1 (de) | 2018-02-06 | 2018-07-27 | Tastenmodul für eine tastatur und tastatur |
EP23216969.8A Pending EP4318522A3 (de) | 2018-02-06 | 2018-07-27 | Tastenmodul für eine tastatur und tastatur |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23216969.8A Pending EP4318522A3 (de) | 2018-02-06 | 2018-07-27 | Tastenmodul für eine tastatur und tastatur |
Country Status (5)
Country | Link |
---|---|
US (1) | US11342134B2 (de) |
EP (2) | EP3750177B1 (de) |
CN (2) | CN111684559B (de) |
DE (1) | DE102018102609A1 (de) |
WO (1) | WO2019154529A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110405687B (zh) * | 2019-08-23 | 2024-05-17 | 固特科工业塑料件科技(深圳)有限公司 | 一种剪刀脚的装配设备 |
CN114694992A (zh) * | 2020-12-29 | 2022-07-01 | 东莞市凯华电子有限公司 | 一种应用于键盘开关的驱动块驱动单臂式导通发声机构 |
TWI802498B (zh) * | 2021-12-16 | 2023-05-11 | 達方電子股份有限公司 | 按鍵結構及其升降機構 |
US11978598B2 (en) | 2021-12-16 | 2024-05-07 | Darfon Electronics Corp. | Keyswitch structure and lift mechanism thereof |
US11923159B2 (en) | 2021-12-16 | 2024-03-05 | Darfon Electronics Corp. | Keyswitch structure and keycap support mechanism thereof |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5650647Y2 (de) * | 1976-02-20 | 1981-11-27 | ||
CH655200A5 (de) * | 1982-01-14 | 1986-03-27 | Gfeller Ag | Druckschalter mit einer in einer aussparung eines traegers verschiebbaren taste. |
US5372442A (en) * | 1993-09-09 | 1994-12-13 | Wang; Kun-Chu | Key structure for computer keyboards |
TW484152B (en) * | 2000-01-07 | 2002-04-21 | Brother Ind Ltd | Key switch device, keyboard having key board and electronic equipment having key board |
JP4562576B2 (ja) | 2004-07-01 | 2010-10-13 | 富士通コンポーネント株式会社 | キースイッチ装置、キーボード及びキースイッチ組立治具 |
CN104299828B (zh) * | 2014-07-08 | 2017-10-03 | 东莞市凯华电子有限公司 | 可平稳下压的超薄键盘开关 |
US20160071662A1 (en) * | 2014-09-05 | 2016-03-10 | Dongguan Zen-tech Electronic Technology Co., Ltd. | Keyboard switch |
US9362062B1 (en) * | 2014-11-27 | 2016-06-07 | Dongguan Kaihua Electronics Co., Ltd. | Ultra-thin keyboard switch |
CN204332781U (zh) * | 2015-01-15 | 2015-05-13 | 东莞市凯华电子有限公司 | 发光键盘开关 |
CN105023789B (zh) * | 2015-07-28 | 2019-03-05 | 东莞市凯华电子有限公司 | 键盘开关 |
CN205508686U (zh) * | 2015-10-23 | 2016-08-24 | 东莞市凯华电子有限公司 | 无声按键开关 |
US9984840B2 (en) * | 2015-12-18 | 2018-05-29 | Darfon Electronics (Suzhou) Co., Ltd. | Keyswitch structure, switch structure and method of assembling a keyswitch structure |
TWI581290B (zh) * | 2016-07-01 | 2017-05-01 | 達方電子股份有限公司 | 可調整按壓手感之按鍵及其開關 |
CN106356233B (zh) * | 2016-10-27 | 2018-08-24 | 东莞市凯华电子有限公司 | 一种薄型机械式键盘开关 |
CN206349284U (zh) * | 2016-12-31 | 2017-07-21 | 惠州冠泰电子有限公司 | 一种具有击打声音的薄型键盘 |
TW201837943A (zh) * | 2017-03-31 | 2018-10-16 | 致伸科技股份有限公司 | 鍵盤裝置及其按鍵結構 |
CN206758331U (zh) * | 2017-04-08 | 2017-12-15 | 东莞市凯华电子有限公司 | 一种具有导芯限位功能的键盘开关 |
-
2018
- 2018-02-06 DE DE102018102609.9A patent/DE102018102609A1/de active Pending
- 2018-07-27 EP EP18746188.4A patent/EP3750177B1/de active Active
- 2018-07-27 CN CN201880088506.9A patent/CN111684559B/zh active Active
- 2018-07-27 CN CN202310044994.6A patent/CN116110734A/zh active Pending
- 2018-07-27 US US16/967,817 patent/US11342134B2/en active Active
- 2018-07-27 EP EP23216969.8A patent/EP4318522A3/de active Pending
- 2018-07-27 WO PCT/EP2018/070385 patent/WO2019154529A1/de unknown
Also Published As
Publication number | Publication date |
---|---|
CN116110734A (zh) | 2023-05-12 |
US20200381190A1 (en) | 2020-12-03 |
DE102018102609A1 (de) | 2019-08-08 |
CN111684559A (zh) | 2020-09-18 |
EP4318522A3 (de) | 2024-03-27 |
US11342134B2 (en) | 2022-05-24 |
WO2019154529A1 (de) | 2019-08-15 |
EP4318522A2 (de) | 2024-02-07 |
CN111684559B (zh) | 2023-02-21 |
EP3750177B1 (de) | 2024-01-24 |
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