Abstract: A tilting device is disclosed. A tilting device for tiltably supporting a mass may include: a bracket, which is attachable to and detachable from the mass, and which is configured to tilt about a rotation shaft; a nut, which is hinge-coupled to one side of the bracket about a hinge shaft; a leadscrew, which engages the nut; and a housing, which supports either side of the rotation shaft, and in which a guide indentation is formed that guides a movement of the hinge shaft. The tilting device utilizes a simple link structure to tilt a mass using a small-capacity driving unit.

Abstract: Disclosed are a vibration generator, which can increase the vibration force of a vibration plate by additionally applying the mass of a mass body to the vibration plate, and an electronic device including the same. The vibration generator includes at least one piezoelectric element mounted inside the case and subjected to compression and expansion in response to input power, a vibration plate including a body elongated in a preset lengthwise direction and having the at least one piezoelectric element mounted thereon, and generating vibrations by the compression and expansion of the at least one piezoelectric element, and at least one mass part adding a preset magnitude of mass to the vibration plate.

Abstract: Disclosed herein is a touch screen device, including: a case that partitions an internal space, a touch panel module that is received in the case to recognize external pressure, a first actuator that is mounted at the lower part of the touch panel module to generate vibration, a second actuator that is mounted at the case to generate vibration, and a coupling member that is provided between the case and the touch panel module, wherein the vibration direction of the first actuator is different from that of the second actuator.

Abstract: There is provided a lightweight, slim and compact haptic feedback device due to an actuator module constituted of a piezoelectric element and a vibration plate, and an electronic device having the same. The haptic feedback device includes a haptic device receiving contact pressure applied thereto, and an actuator module being in contact with a lower surface of the haptic device and excited according to variations in contact pressure with the haptic device to thereby generate vibrations.

Abstract: There is provided an actuator module, a haptic feedback device, and an electronic device having the same. The haptic feedback device includes a haptic device receiving a user contact applied thereto, and an actuator module generating vibrations according to the user contact applied to the haptic device.

Abstract: Disclosed are a haptic feedback device and an electronic device. The haptic feedback device includes: a haptic device to which contact pressure is applied; an actuator provided in the haptic device and excited according to a change in the contact pressure of the haptic device to generate vibrations; and a controller controlling the actuator to vibrate at a pre-set resonance frequency in a pre-set first operation mode and vibrate at a driving frequency different from the resonance frequency in a second operation mode set to be different from the first operation mode.

Abstract: Disclosed herein is a piezoelectric actuator module. The piezoelectric actuator module includes a flat plate. An elastic member is provided on each of opposite ends of the plate in a longitudinal direction thereof, and protrudes perpendicularly from the plate in such a way that a first end of the elastic member is coupled to an electronic device. A plate-shaped elastic body is provided on a first surface of the plate. A piezoelectric element is provided on a first surface of the elastic body. The plate-shaped elastic body is provided between the plate and the piezoelectric element, so that the overall spring constant of the piezoelectric actuator module is lowered and thus the vibrating force of the piezoelectric actuator module is increased.

Abstract: Disclosed herein is a piezoelectric actuator module. The piezoelectric actuator module includes a flat plate, two or more elastic members, and a piezoelectric element. The elastic members are provided on each of opposite ends of the plate in a longitudinal direction thereof and protrude perpendicularly from the plate in such a way that a first end of each of the elastic members is coupled to an electronic device. The piezoelectric element is provided on a first surface of the plate and transmits vibrating force to the electronic device. The piezoelectric actuator module includes a plate having on opposite ends thereof two or more elastic members, thus being capable of controlling vibrating force by changing the length of the plate and the number of the elastic members, in addition to reliably supporting piezoelectric elements provided on the plate.

Abstract: Disclosed herein is a piezoelectric actuator for actuating a haptic device, which includes a piezoelectric element having a plurality of piezoelectric layers which are stacked and have the same polling direction, and an electrode pattern formed on the piezoelectric element, in which the length of each of the plurality of piezoelectric layers is greater than or equal to four times the width of each of the plurality of piezoelectric layers, and the width of each of the plurality of piezoelectric layers is greater than or equal to ten times the thickness of each of the plurality of piezoelectric layers, so that the piezoelectric actuator can greatly vibrate in the direction of length with reduced power consumption.

Abstract: Disclosed herein is an actuator module that improves vibration of a touch screen pad. More specifically, the actuator module is configured to include a plate that is positioned at the lower part of a touch display module in which an image display unit is coupled to the lower part of a touch screen panel, a vibration generator that is positioned at the lower part of the plate and is mechanically deformed by compression or contraction when voltage is applied, and an adhesive layer that bonds the touch display module to the plate and the plate to the vibration generator and generates bending moment by the mechanical deformation of the vibration generator, thereby making it possible to transfer the vibration by the vibration generator directly to the touch screen panel and be designed in an ultra-thin type.

Abstract: A vibration actuator module is disclosed. In accordance with an embodiment of the present invention, the vibration actuator module includes a vibrated body, a vibrating plate, which is coupled to the vibrated body and has a smaller elastic modulus than the vibrated body, and a driver, which is coupled to the vibrating plate.

Abstract: A haptic feedback device includes: a haptic device receiving a contact pressure applied thereto; a vibration plate attached with the haptic device by means of an anaerobic adhesive and transferring vibration; and an actuator provided to the haptic device such that the vibration plate is interposed between the haptic device and the actuator, and excited according to a change in the contact pressure of the haptic device to generate vibration.

Abstract: A haptic feedback device includes: a haptic device receiving a contact pressure applied thereto; and an actuator provided to the haptic device and excited according to a change in the contact pressure of the haptic device to generate vibrations.

Abstract: A haptic feedback actuator includes: a vibration plate provided on one surface of a haptic device and transferring vibration; and an actuator provided such that the vibration plate is interposed between the actuator and the haptic device and excited according to a change in the contact pressure of the haptic device to generate vibration.

Abstract: Disclosed herein is a touch screen device. The touch screen device includes a casing, a touch panel module, vibration generation means, a vibration motor, and a drive unit. The casing defines an internal space. The touch panel module is provided in an upper portion of the casing, and receives external touch input from a user. The vibration generation means is mounted under the touch panel module, and generates vibrations. The vibration motor is mounted on an inner side of the casing, and makes the casing vibrate. The drive unit is installed inside the casing, and, when the touch panel module is touched, generates an operating frequency corresponding to the touch and then operates the vibration motor and the vibration generation means at the generated operating frequency.

Abstract: Disclosed herein is a touch screen device. In the touch screen device, a touch screen panel receives an external input signal. An image display is provided under the touch screen panel to convert an electric signal into an image signal. A rigid body which vibrates is provided under the image display. A first connector connects the image display to the rigid body. A vibration unit is mounted to the rigid body to generate vibrations. A weight is mounted to the rigid body to increase the mass of the rigid body. An elastic member is mounted to the rigid body to increase the vibrational displacement of the rigid body. A lower support is provided under the rigid body. A second connector connects the rigid body to the lower support. A third connector connects the touch screen panel to the lower support.

Abstract: Disclosed herein is a touch screen device. The touch screen device includes a touch screen panel, an image display, an injection molded support member, a support frame, a vibration unit and a vibration transmission medium. The touch screen panel receives a touch signal from a user. The image display is provided under the touch screen panel to display images. The image display comprises a plurality of layers. An injection molded support member is attached at one side thereof to the periphery of the lower surface of the image display. The support frame covers the image display and the injection molded support member. The vibration unit is mounted under the support frame to generate vibrations. The vibration transmission medium is interposed between the image display and the support frame to transmit the vibrations from the support frame to the image display.

Abstract: Disclosed herein is a touch screen device. The touch screen device includes an upper casing, a touch screen panel, a first elastic member, an image display, a vibration unit, a second elastic member and a support bracket. The touch screen panel receives a touch signal from a user. The first elastic member is provided under the touch screen panel. The image display is mounted under the touch screen panel to display images. The vibration unit is mounted under the image display to generate vibrations. The second elastic member is provided under the image display to prevent the vibration of the vibration unit from being transmitted downwards. The support bracket is provided under the second elastic member to support the second elastic member.

Abstract: Disclosed herein is a touch screen device. The touch screen device includes a touch screen panel, an image display, an injection molded support member, a vibration unit and a support frame. The touch screen panel receives a touch signal from a user. The image display is mounted under the touch screen panel to display images. The image display comprises a plurality of layers. The injection molded support member is attached at one side thereof to the periphery of the lower surface of the image display. The vibration unit is mounted under the image display. The vibration unit generates vibrations depending on the touch signal. The support frame covers the injection molded support member and the vibration unit.

Abstract: Disclosed herein is a touch screen device. The touch screen device includes a touch display module having a touch screen panel and an image display unit coupled to the lower surface of the touch screen panel. A plate is attached at a first side thereof to a portion around an edge of a lower surface of the image display unit, and is stepped to extend inwards in a horizontal direction. A vibration generating means is mounted on a horizontally extending portion of the plate in such a way as to be spaced apart from the image display unit. An elastic member is attached to the lower surface of the plate. The touch screen device is applicable to the touch display module, is capable of improving the sensation of vibrations applied to the touch screen panel and controlling the frequency range of vibrations applied to a touch screen panel.