Samsung Electronics Co., Ltd.

Yu Dong Won

Seung Jun Lee

Jong In Lee

Min Gu Chang

Il Kyu Lee

Yong Jun Ahn

Dong Chol Choi

Sung Hyo Son

Soo Yeup Lee

Kyoung Rak Lim

A substrate transfer device includes: a traveling unit including a traveling wheel that travels on a rail to transfer a substrate in a first direction; a rail unit including the rail and a rail protrusion protruding from the rail in a second direction different from the first direction; and a sensor unit including a first sensor and a second sensor, wherein the first sensor senses the traveling unit, and the second sensor senses the rail protrusion, wherein the first and second sensors are placed at the same position as each other along the rail on a basis of the first direction.

Substrate transfer device and substrate transfer method

Disclosed is a hoist apparatus having an improved structure to load an object to be transported in a horizontal direction. The hoist apparatus includes a travel unit to travel along a rail, a carrier unit coupled to the travel unit so as to move in a first direction, and a cart unit coupled to the carrier unit so as to move in a second direction different from the first direction, wherein the cart unit includes a body portion, in which an object to be transferred is located, and a drive portion to drive the body portion in the second direction.

Hoist apparatus and hoist transporting system

Growing community of inventors

Suwon-si, South Korea

Yu Dong Won