# US 10,118,774 B2 · Transfer system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,118,774 B2 - Document ID: US10118774B2 - Status: Granted - Kind: B2 - Application number: 15/199,251 - Filed: 2016-06-30 - Published: 2017-01-12 - Granted: 2018-11-06 - Earliest claimed: 2015-07-07 - Assignees: Canon Kabushiki Kaisha - Applicants: Canon Kabushiki Kaisha - Inventors: Koji Tomoda; Takeshi Yamamoto - Web page: https://patentgrep.com/patent/US10118774B2 ## CPC - B65G 54/02: electrostatic, electric, or magnetic - H02K 41/03: Synchronous motors; Motors moving step by step; Reluctance motors (H02K41/035 takes precedence) - B65G: TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS (packaging B65B; handling thin or filamentary materials, e.g. paper sheets or thread, B65H; cranes B66C; portable mobile or lifting or hauling appliances, e.g. hoists, B66D; devices for lifting or lowering goods for loading or unloading purposes, e.g. fork-lift trucks, B66F9/00; emptying bottles, jars, casks, barrels or similar containers, not otherwise provided for, B67C9/00; delivering or transferring liquids B67D; filling or discharging vessels for liquefied, solidified or compressed gases F17C; pipe-line systems for fluids F17D) - H02K: DYNAMO-ELECTRIC MACHINES (dynamo-electric relays H01H53/00; conversion of DC or AC input power into surge output power {H03K3/53}) ## Abstract A transfer system according to an aspect of the invention includes a stator including a plurality of coils, a carriage capable of moving along the stator, a carriage drive magnet provided on the carriage and configured to drive the carriage by magnetic force generated by the plurality of coils, and a power receiver provided on the carriage and including a power receiving magnet configured to drive an actuator by magnetic force generated by the plurality of coils. ## Claims ### Claim 1 A transfer system comprising: a stator including a plurality of coils; and a carriage having a carriage drive magnet arranged facing the plurality of coils and a power transmitter fixed to the carriage, wherein the carriage includes a power receiver to which a power receiving magnet arranged facing the plurality of coils is fixed and which is connected to the power transmitter. ### Claim 2 (depends on 1) The transfer system according to claim 1, wherein the stator includes a plurality of position detection units configured to detect positions of the carriage and the power receiver. ### Claim 3 (depends on 1) The transfer system according to claim 1, wherein the power receiver includes a plurality of power receiving magnets. ### Claim 4 (depends on 1) The transfer system according to claim 1, wherein the power receiver is movably provided on the carriage, and the carriage further includes a lock unit configured to restrict movement of the power receiver. ### Claim 5 (depends on 4) The transfer system according to claim 4, wherein the power receiver is formed of a magnetic member, and the lock unit includes a magnet configured to fix the power receiver. ### Claim 6 (depends on 5) The transfer system according to claim 5, wherein the lock unit includes an adjuster configured to adjust a position of the magnet. ### Claim 7 (depends on 1) The transfer system according to claim 1, wherein a pair of the carriage drive magnets is disposed facing each other across the coils, and the carriage includes a plurality of pairs of the carriage drive magnets. ### Claim 8 (depends on 1) The transfer system according to claim 1, wherein the carriage includes a plurality of the power receivers. ### Claim 9 (depends on 1) The transfer system according to claim 1, wherein the stator includes a position detection unit configured to detect position of the carriage or the power receiver. ### Claim 10 A goods manufacturing method using a transfer system that includes, a stator including a plurality of coils, and a carriage having a carriage drive magnet arranged facing the plurality of coils and a power transmitter fixed thereto, wherein the carriage includes a power receiver to which a power receiving magnet arranged facing the plurality of coils is fixed and which is connected to the power transmitter, the goods manufacturing method comprising: driving the carriage by moving the carriage drive magnet with magnetic force generated by the plurality of coils provided in the stator; driving the power receiver by moving the power receiving magnet with respect to the carriage drive magnet with magnetic force generated by the plurality of coils to orient a manufacturing object placed on the carriage; and performing a predetermined processing on the object placed on the carriage after the driving the power receiver to orient the object for the predetermined processing. ### Claim 11 A method for controlling a transfer system that includes a stator including a plurality of coils; and a carriage having a carriage drive magnet arranged facing the plurality of coils and a power transmitter fixed to the carriage, wherein the carriage includes a power receiver to which a power receiving magnet arranged facing the plurality of coils is fixed and which is connected to the power transmitter, the method comprising: driving the carriage by moving the carriage drive magnet with magnetic force generated by the plurality of coils provided in the stator; and driving the power receiver by moving the power receiving magnet with respect to the carriage drive magnet with magnetic force generated by the plurality of coils.