# US 11,112,299 B2 · Small photoelectric sensor > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,112,299 B2 - Document ID: US11112299B2 - Status: Granted - Kind: B2 - Application number: 16/275,321 - Filed: 2019-02-14 - Published: 2019-09-19 - Granted: 2021-09-07 - Earliest claimed: 2018-03-15 - Assignees: OMRON Corporation - Applicants: OMRON Corporation - Inventors: Hiroyuki Mizusaki; Tomohiro Tsuji - Web page: https://patentgrep.com/patent/US11112299B2 ## CPC - G01J 1/0271: {Housings; Attachments or accessories for photometers} - G01J 1/0204: {Compact construction} - G01J 1/0403: {Mechanical elements; Supports for optical elements; Scanning arrangements} - G01J 1/0407: {Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings} - G01J 1/0411: {using focussing or collimating elements, i.e. lenses or mirrors; Aberration correction} - G01S 7/4813: {Housing arrangements} - G01S 17/04: Systems determining the presence of a target - G01V 8/12: using one transmitter and one receiver - G01V 8/14: using reflectors - G02B 7/00: Mountings, adjusting means, or light-tight connections, for optical elements - G01J 1/42: using electric radiation detectors (optical or mechanical part G01J1/04; by comparison with a reference light or electric value G01J1/10) - H10W 72/00: Interconnections or connectors in packages - G01J: MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY (light sources F21, H01J, H01K, H05B; investigating properties of materials by optical means G01N) - G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - G01V: GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS (means for indicating the location of accidentally buried, e.g. snow-buried, persons A63B29/02) - G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS - H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10 ## Abstract The disclosure provides a small photoelectric sensor that can secure a capacity for accommodating optical components and secure sealing properties. The small photoelectric sensor includes a holder in which an opening, an edge that defines the opening, and four fixing parts that are independently provided at four corners of a front surface are formed on the front surface; a cover lens that is provided at a position interposed between the four fixing parts, and is connected to the edge in a region overlapping the edge; and an optical component that is held by the holder and projects or receives light through the opening. ## Claims ### Claim 1 A small photoelectric sensor comprising: a holder in which an opening, an edge that defines the opening, and four fixing parts that are independently provided at four corners of a front surface of the holder are formed on the front surface, wherein the edge is provided on an outer circumference of the front surface; a cover lens that is provided at a position interposed between the four fixing parts, and is connected to the edge at a region where the cover lens overlaps with the edge; and an optical component that is held by the holder and projects or receives light through the opening. ### Claim 2 (depends on 1) The small photoelectric sensor according to claim 1, wherein the four fixing parts are provided outside a region in which the cover lens and the edge overlap, and wherein four corners of the cover lens are fixed with the four fixing parts. ### Claim 3 (depends on 2) The small photoelectric sensor according to claim 2, wherein the front surface of the holder has a substantially rectangular shape, and wherein the cover lens has a substantially octagonal shape in which four corners in contact with the four fixing parts are chamfered. ### Claim 4 (depends on 3) The small photoelectric sensor according to claim 3, wherein the holder is made of a resin. ### Claim 5 (depends on 2) The small photoelectric sensor according to claim 2, wherein the holder is made of a resin. ### Claim 6 (depends on 1) The small photoelectric sensor according to claim 1, wherein the front surface of the holder has a substantially rectangular shape, and wherein the cover lens has a substantially octagonal shape in which four corners in contact with the four fixing parts are chamfered. ### Claim 7 (depends on 6) The small photoelectric sensor according to claim 6, wherein the holder is made of a resin. ### Claim 8 (depends on 1) The small photoelectric sensor according to claim 1, wherein the holder is made of a resin. ### Claim 9 (depends on 1) The small photoelectric sensor according to claim 1, wherein the four fixing parts are provided as ribs protruding forward of the front surface.