# US 2018/0025575 A1 · Gaming machine > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0025575 A1 - Document ID: US20180025575A1 - Status: Published application - Kind: A1 - Application number: 15/649,850 - Filed: 2017-07-14 - Published: 2018-01-25 - Earliest claimed: 2016-07-22 - Assignees: Universal Entertainment Corporation - Applicants: Universal Entertainment Corporation - Inventors: Tatsunori YUKIMURA - Web page: https://patentgrep.com/patent/US20180025575A1 ## CPC - G07F 17/3211: {Display means} - G03B 21/10: Projectors with built-in or built-on screen - G03B 21/56: Projection screens - G03B 21/606: for relief projection - G03B 21/62: Translucent screens - H04N 9/3141: {Constructional details thereof (details not peculiar to the presence of an electronic spatial light modulator G03B21/14)} - H04N 9/3185: {Geometric adjustment, e.g. keystone or convergence (optical or mechanical adjustment of convergence H04N9/317; using scanning means H04N3/22; optical or mechanical adjustments of projectors not peculiar to the presence of an electronic spatial light modulator G03B21/14)} - H04N 9/3194: {including sensor feedback} - A63F 2009/2461: {Projection of a two-dimensional real image} - G07F: COIN-FREED OR LIKE APPARATUS (coin sorting G07D3/00; coin testing G07D5/00; {handling coins or paper currencies apart from payment activated apparatus G07D; payment architectures, schemes or protocols G06Q20/00}) - G03B: APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR (optical parts of such apparatus G02B; photosensitive materials or processes for photographic purposes G03C; apparatus for processing exposed photographic materials G03D) - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION - A63F: CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR ## Abstract There is provided a gaming machine capable of providing diverse type of image representation. The gaming machine 1 includes: a screen unit 10040 whose surface at least partially includes curved portions 10042; and a projector 10020 accommodated inside a casing 2, which is configured to project light to the screen unit 10040. Light projected by the projector 10020 is incident on a back surface side of the screen unit 10040 from the inside of the casing 2. The screen unit 10040 lets the light incident on the back surface side of the screen unit 10040 pass the screen unit 10040, thereby enabling displaying of an image on the front surface side of the screen unit 10040 positioned on the surface of the casing 2. ## Claims ### Claim 1 A gaming machine, comprising: a screen whose surface at least partially includes a curved surface; and a projector accommodated inside a casing, which is configured to project light to the screen, wherein the light projected by the projector is incident on a back surface side of the screen from the inside of the casing; the screen lets the light incident on the back surface side of the screen pass to a front surface side of the screen, thereby displaying an image on the front surface side of the screen positioned on the surface of the casing. ### Claim 2 (depends on 1) The gaming machine, according to claim 1, wherein the screen includes a light-transmissive plate made of a light-transmissive material, a screen sheet disposed on the back surface side of the light-transmissive plate, and an interposing member having a press surface configured to press the screen sheet against the light-transmissive plate, wherein the press surface of the interposing member has a curved shape portion whose shape matches with the curved surface. ### Claim 3 (depends on 1) The gaming machine according to claim 1, further comprising: an exterior member having at least its front surface side opened; and a front side member having the screen, which is disposed on the front surface side of the exterior member, wherein the exterior member is provided with a protrusion protruding from an inner surface; and the front side member has a hook configured to be hooked on the protrusion. ### Claim 4 (depends on 3) A gaming machine according to claim 3, further comprising: a lower front side member provided below the front side member, wherein the hook is provided in an upper portion side of the front side member, and the front side member is fixed to the exterior member, by having its lower portion pressed against the back surface side by the lower front side member. ### Claim 5 (depends on 1) A gaming machine according to claim 1, further comprising: a structure object having a light-transmissive material formed in a three-dimensional shape, the structure object disposed in a position close to the screen, wherein the screen has a structure in which an image displaying part is disposed on a light-transmissive plate made of a light-transmissive material, and the structure object has a light diffusion member disposed on its back surface side. ### Claim 6 (depends on 1) The gaming machine according to claim 1, further comprising: a structure object having a light-transmissive material formed in a three-dimensional shape, wherein the projector is a device for projecting light for displaying images on the structure object, and the structure object has an image displaying part on its back surface side and has a half-mirror on its front surface side. ### Claim 7 (depends on 1) The gaming machine according to claim 1, further comprising: an exterior member having at least its front surface side opened, wherein the screen includes a light-transmissive plate made of a light-transmissive material, and an image displaying part arranged on the light-transmissive plate, the screen is capable of displaying an image on the front surface side with light projected from the projector and incident on the back surface side of the image displaying part, the light-transmissive plate is formed closer to the front surface side than the exterior member, the image displaying part is disposed in a position a predetermined dimension apart from a front end of the exterior member, and the screen is provided with a gap where no image displaying part is disposed between the image displaying part and the front end of the exterior member, the gap having a width corresponding to the predetermined dimension. ### Claim 8 (depends on 7) The gaming machine according to claim 7, further comprising an illumination device disposed along the gap inside the exterior member. ### Claim 9 (depends on 1) The gaming machine according to claim 1, further comprising an imaging device, wherein the projector executes a process of projecting a first adjustment test image, and a process of measuring a three-dimensional shape of the screen, the imaging device executes a process of capturing the first adjustment test image from a first image capturing point which is a second position different from a first position where the projector is installed, thereby obtaining a first adjustment captured image, and the projector executes a process of image correction to reduce geometrical image deformation at the first image capturing point, based on three-dimensional shape data measured in the process of measuring the three-dimensional shape, and the first adjustment captured image. ### Claim 10 (depends on 9) The gaming machine according to claim 9, wherein the projector executes a process of performing further image correction to further reduce geometrical image deformation, based on a state of an image projected on the screen, which image has been corrected through the process of correcting image. ### Claim 11 A gaming machine, comprising: an exterior member having at least its front surface side opened; a screen disposed on the front surface side of the exterior member; a projector configured to project light for displaying an image on the screen; and a front side member disposed on the front surface side of the exterior member, and at least including the screen, wherein the screen is capable of displaying an image on the front surface side with light projected from the projector and incident on a back surface side, the exterior member is provided with a protrusion protruding from the inner surface, and the front side member has a hook configured to be hooked on the protrusion. ### Claim 12 (depends on 11) The gaming machine according to claim 11, further comprising: a lower front side member provided below the front side member, wherein the hook is provided in an upper portion side of the front side member, and the front side member is fixed to the exterior member, by having its lower portion pressed against the back surface side by the lower front side member. ### Claim 13 A gaming machine, comprising: a screen having an image displaying part arranged on a light-transmissive plate made of a light-transmissive material; a structure object having a light-transmissive material formed in a three-dimensional shape, the structure object disposed in a position close to the screen; and a projector configured to project light for displaying an image on the screen and the structure object, wherein the structure object has a light diffusion member disposed on its back surface side. ### Claim 14 (depends on 13) The gaming machine according to claim 13, further comprising: a controller configured to control the projector, wherein the controller performs a control so that the projector emits light to display an image related to the three-dimensional shape of the structure object. ### Claim 15 (depends on 13) The gaming machine, according to claim 13, wherein the screen has a flat surface portion which is the light-transmissive plate formed in a flat shape, and a curved portion which is curved and which is continuous from a side edge of the flat surface portion. ### Claim 16 (depends on 15) The gaming machine according to claim 15, further comprising: an exterior member having at least its front surface side opened, wherein the flat surface portion is arranged on the front surface side of the exterior member, and the curved portion is curved from the side edge of the flat surface portion towards a front end side of the exterior member. ### Claim 17 A gaming machine, comprising: a structure object having a light-transmissive material formed in a three-dimensional shape; and a projector configured to project light for displaying an image on the structure object, wherein the structure object has an image displaying part on its back surface side and has a half-mirror on its front surface side. ### Claim 18 (depends on 17) The gaming machine according to claim 17, further comprising: a controller configured to control the projector, wherein the controller performs a control so that the projector emits light to display an image related to the three-dimensional shape of the structure object. ### Claim 19 A gaming machine, comprising: an exterior member having at least its front surface side opened; a screen disposed on the front surface side of the exterior member; and a projector configured to project light for displaying an image on the screen, wherein the screen includes a light-transmissive plate made of a light-transmissive material, and an image displaying part arranged on the light-transmissive plate, the screen is capable of displaying an image on the front surface side with light projected from the projector and incident on the back surface side of the image displaying part, the light-transmissive plate is formed closer to the front surface side than the exterior member, the image displaying part is disposed in a position a predetermined dimension apart from a front end of the exterior member; and the screen is provided with a gap where no image displaying part is disposed, between the image displaying part and the front end of the exterior member, the gap having a width corresponding to the predetermined dimension. ### Claim 20 (depends on 19) The gaming machine according to claim 19, further comprising an illumination device disposed along the gap inside the exterior member.