# US 10,864,827 B2 · High sensibility pressure sensor > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,864,827 B2 - Document ID: US10864827B2 - Status: Granted - Kind: B2 - Application number: 16/479,336 - Filed: 2018-01-16 - Published: 2019-11-21 - Granted: 2020-12-15 - Earliest claimed: 2017-01-23 - Assignees: B810 Società A Responsabilità Limitata - Applicants: B810 Società A Responsabilità Limitata - Inventors: Massimiliano Paparcone - Web page: https://patentgrep.com/patent/US10864827B2 ## CPC - B60N 2/2881: {Upholstery, padded or cushioned members therefor} - B60N 2/0035: {characterised by the sensor data transmission, e.g. wired connections or wireless transmitters therefor; characterised by the sensor data processing, e.g. seat sensor signal amplification or electric circuits for providing seat sensor information} - B60N 2/267: {alerting means responsive to presence or absence of children} - G01L 5/00: Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes - G01P 15/18: in two or more dimensions - G01V 9/00: Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00 - B60N 2/0025: {by using weight measurement} - B60N 2/0029: {for detecting the motion of the occupant} - B60N 2/0033: {mounted on or in the foam cushion} - B60N 2210/46: Electric switches - B60N 2210/50: Inertial sensors - B60N 2230/20: Wireless data transmission - G08B 21/0277: {Communication between units on a local network, e.g. Bluetooth®, piconet, Zigbee®, Wireless Personal Area Networks [WPAN]} - B60N: SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR - G01L: MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE (weighing G01G) - G01P: MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT (measuring or recording blood flow A61B5/02, A61B8/06; monitoring speed or deceleration of electrically-propelled vehicles B60L3/00; vehicle lighting systems adapted to indicate speed B60Q1/54; determining position or course in navigation, measuring ground distance in geodesy or surveying G01C; combined measuring devices for measuring two or more variables of movement G01C23/00; measuring velocity of sound G01H; measuring velocity of light G01J7/00; measuring direction or velocity of solid objects by reception or emission of radiowaves or other waves and based on propagation effects, e.g. Doppler effect, propagation time, direction of propagation, G01S; measuring speed of nuclear radiation G01T; measuring acceleration of gravity G01V; {measuring or recording the speed of trains B61L23/00; speed indicators incorporated in motor vehicles B60K35/00; measuring frequency or phase G01R; traffic control G08G}) - G01V: GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS (means for indicating the location of accidentally buried, e.g. snow-buried, persons A63B29/02) - G08B: SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS ## Abstract A pressure sensor includes a first layer of electrically insulating material, a second layer of electrically insulating material superposed on the first layer, and at least one electrical switch. The electrical switch includes: at least one electrical contact associated with the first layer, and an electrical conductor associated with a flexible portion of the second layer, which is separate from the first layer and is directly superposed on said electrical contacts. ## Claims ### Claim 1 A pressure sensor, comprising: a first layer of electrically insulating material, a second layer of electrically insulating material superposed on the first layer, and at least one electrical switch, wherein said at least one electrical switch comprises: at least one electrical contact associated with the first layer, and at least one electrical conductor associated with a flexible portion of the second layer, which is separate from the first layer and is directly superposed to said at least one electrical contact, said at least one electrical switch comprises a support layer having greater rigidity than the flexible portion of the second layer, which is applied on the first layer at an opposite side from said flexible portion and aligned therewith. ### Claim 2 (depends on 1) The sensor according to claim 1, wherein at least one pair of electrical contacts electrically insulated from one another is associated with the first layer, and wherein the flexible portion of the second layer is directly superposed on said at least one pair of electrical contacts. ### Claim 3 (depends on 1) The sensor according to claim 1, wherein the at least one electrical contact and the at least one electrical conductor are in the form of conductive strips applied respectively on the first and on the second layer. ### Claim 4 (depends on 1) A car seat for children, comprising a sensor according to claim 1. ### Claim 5 (depends on 1) The sensor according to claim 1, wherein the flexible portion of the second layer presents a concave conformation with concavity oriented towards the first layer. ### Claim 6 (depends on 1) The sensor according to claim 1, further comprising a third layer of electrically insulating material interposed between the first and the second layer, said third layer being provided with at least one through opening aligned with the flexible portion of the second layer. ### Claim 7 (depends on 1) The sensor according to claim 1, wherein said at least one electrical switch is a plurality of electrical switches. ### Claim 8 (depends on 1) The sensor according to claim 1, further comprising an electronic unit electrically connected to the electrical contact associated with the first layer and to the at least one electrical conductor associated with the flexible portion of the second layer. ### Claim 9 (depends on 2) The sensor according to claim 2, further comprising an electronic unit electrically connected with the at least one pair of electrical contacts associated with the first layer. ### Claim 10 (depends on 8) The sensor according to claim 8, wherein the electronic unit is provided with wireless communication means configured to connect the electronic unit with a separate electronic device. ### Claim 11 (depends on 8) The sensor according to claim 8, further comprising an accelerometer connected with the electronic unit. ### Claim 12 (depends on 1) A pillow comprising a soft mat and a sensor according to claim 1. ### Claim 13 (depends on 1) A seat comprising a sensor according to claim 1.