Industry-University Cooperation Foundation Hanyang University

Korea Petroleum Quality & Distribution Authority

Seung Heon Lee

Sung Hong Won

Seung-Hyun Ryu

Ju Min Youn

Jun-Deog Park

Young-Cheol Song

Seung Woo Lee

Disclosed are a coil assembly of a slotless motor, a housing, and a slotless motor including the same. According to the present invention, there is provided a coil assembly of a slotless motor which includes a plurality of first coil structures which have two first coil sides facing each other with a first space interposed therebetween and having a fan-shaped cross section in a width direction and have a first end turn bent in a first direction on at least one end in a longitudinal direction of the two first coil sides and a plurality of second coil structures which have two second coil sides facing each other with a second space interposed therebetween and having a fan-shaped cross section in a width direction and have a second end turn bent in a second direction on at least one end in a longitudinal direction of the two second coil sides, wherein the plurality of first coil structures and the plurality of second coil structures are coupled to each other to form a circular stator winding structure.

Coil assembly of slotless motor, housing and slotless motor including the same

Provided are non-exposure supplied fuel quantity testing device and method of a vehicle-mounted type, and more particularly, a device formed in a trunk of a vehicle without being exposed to test whether or not the ordered fuel quantity is supplied at the time of supplying fuel. Since the device is formed so as not to be exposed, it is disable to perform an artificial tampering of a lubricator, and since the device is mounted in the trunk, it is enable to measure whether or not the ordered fuel is supplied accurately at the same time as supplying fuel. The present invention relates to a testing method using the testing device.

Non-exposure supplied fuel quantity testing device and method of vehicle-mounted type

Growing community of inventors

Yongin-si, South Korea

Seung Heon Lee