# US 7,612,938 B2 · Portable projection screen assembly > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 7,612,938 B2 - Document ID: US7612938B2 - Status: Granted - Kind: B2 - Application number: 11/582,765 - Filed: 2006-10-18 - Published: 2007-05-31 - Granted: 2009-11-03 - Earliest claimed: 2006-02-14 - Assignees: Seiko Epson Corporation - Inventors: Ernie Liang; Rajeev Mishra; Matt Ford; Matt Tivnon; Ron Bergold; Jonas Brickus; Bryan Vollmer - Web page: https://patentgrep.com/patent/US7612938B2 ## CPC - G03B 21/58: collapsible, e.g. foldable; of variable area - 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) ## Abstract A portable screen assembly includes a first side support assembly connected to a fabric, a second side support assembly connected to the fabric, and a center support assembly. The first side support assembly has a first engagement subassembly fastened to the first side support assembly and the second side support assembly has a second engagement subassembly fastened to the second side support assembly. The center support assembly has a first receiving subassembly to receive a first engagement tab of the first engagement subassembly and also has a second receiving subassembly to receive a first engagement tab of the second engagement subassembly. The first receiving subassembly, the second receiving subassembly, the first engagement subassembly, and the second engagement subassembly hold the first side support assembly and the second side support assembly to the center support assembly. ## Claims ### Claim 1 A portable screen assembly, comprising: a first side screen support connected to a fabric; a second side screen support connected to the fabric; a center support assembly; a tripod assembly attached to the center support assembly; and a tripod mounting bracket, attached to the center support assembly, having a first opening and a second opening, wherein the tripod assembly is mounted in the first opening of a tripod mounting bracket when the portable screen assembly is in a closed position. ### Claim 2 (depends on 1) The portable screen assembly of claim 1, wherein the tripod assembly is mounted in the second opening of the of the tripod mounting bracket when the tripod assembly is opened in order to support the portable screen assembly. ### Claim 3 (depends on 1) The portable screen assembly of claim 1, wherein the first opening and the second opening are at opposite ends of the tripod mounting bracket. ### Claim 4 (depends on 1) The portable screen assembly of claim 1, wherein a tripod shaft of the tripod assembly is inserted into either of the first opening or the second opening. ### Claim 5 (depends on 4) The portable screen assembly of claim 4, wherein a latch on the tripod shaft of the tripod assembly latches to the tripod mounting bracket to keep the collar and the tripod assembly engaged with the tripod mounting bracket when the portable screen assembly is in a storage position. ### Claim 6 (depends on 1) The portable screen assembly of claim 1, wherein the tripod assembly and tripod mounting bracket are located behind the center support assembly and do not protrude outside of dimensions of the center support assembly. ### Claim 7 A portable screen assembly, comprising: a first side screen support connected to a fabric; a second side screen support connected to the fabric; a center support assembly; and a transport assembly, attached to center support assembly, to allow a user to easily transport the portable screen assembly when the portable screen assembly is in a closed position, wherein the transport assembly includes two side straps, and a strap center connector, the strap center connector being utilized to create a handle for the user to grasp. ### Claim 8 (depends on 7) The portable screen assembly of claim 7, wherein one of the side straps is adhered to the strap center connector to provide stability for the handle. ### Claim 9 (depends on 7) The portable screen assembly of claim 7, wherein the strap center connector is located in a center portion of the two side straps to provide a centered handle for the portable screen assembly. ### Claim 10 (depends on 7) The portable screen assembly of claim 7, wherein the two side straps are connected to the center support assembly by a plurality of fasteners. ### Claim 11 A portable screen assembly, comprising: a first side support assembly connected to a fabric, the first side support assembly having a first engagement subassembly fastened to the first side support assembly; a second side support assembly connected to the fabric, the second side support assembly having a second engagement subassembly fastened to the second side support assembly; and a center support assembly, the center support assembly having a first receiving subassembly to receive a first engagement tab of the first engagement subassembly and a second receiving subassembly to receive a first engagement tab of the second engagement subassembly, wherein the first receiving subassembly, the second receiving subassembly, the first engagement subassembly, and the second engagement subassembly hold the first side support assembly and the second side support assembly to the center support assembly, and the first engagement subassembly and the second engagement subassembly each include a tab movement device to release the engagement tab from the first receiving subassembly and the second receiving subassembly, respectively, and to allow the first side support assembly and the second side support assembly to move away from the center support assembly. ### Claim 12 (depends on 11) The portable screen assembly of claim 11, wherein both of the first engagement subassembly and the second engagement subassembly have to be disengaged from the first receiving subassembly and the second receiving subassembly, respectively in order for the portable screen assembly to open to a deployed position. ### Claim 13 A portable screen assembly, comprising: a first side support assembly connected to a fabric, the first side support assembly including a first side support guidance assembly, a second side support assembly connected to the fabric, the second side support assembly including a second side support guidance assembly; and a center support assembly, the center support assembly including a first top tab on a left side and a second top tab on a right side, wherein when the portable screen assembly is in a closed position, the first top tab is inserted into the first side support guidance assembly and the second top tab is inserted into the second support guidance assembly. ### Claim 14 (depends on 13) The portable screen assembly of claim 13, wherein the first side support assembly includes a first additional side support guidance assembly, the second side support assembly includes a second additional side support guidance assembly, the center support assembly includes a first bottom tab on the left side and a second bottom tab on the right side, and the first bottom tab is inserted into the first additional side support guidance assembly and the second bottom tab is inserted into the second additional side support guidance assembly when the portable screen assembly is in the closed position. ### Claim 15 (depends on 13) The portable screen assembly of claim 13, wherein the first side support guidance assembly includes a channel and two walls, and the first top tab is inserted into the channel of the first side support guidance assembly and is prevented from leaving the channel by the two walls.