Goldstar, Co., Ltd.

Research Institute of Industrial Science & Technology

Gs Engineering & Construction Corp.

Drb Holding Co., Ltd.

Lotte Engineering & Construction

Ssangyoung Engineering & Construction Corporation

Dongyang Consulting & Structural Engineers Co.

Kcc Engineering & Construction Co., Ltd.

Samwoo Space Architects & Engineering Ltd.

Cm Partners Architecture Firm Co., Ltd.

Firsteceng Co., Ltd.

Jong Gwon Choi

Hoon Tae Kim

Hong Gi Park

Jin Won Kim

Hyeon Su Jeon

Seung Ryeol Cha

Geum Seok Jeon

Dong Woon Jang

Jae Seon Hwang

Tae Sang Ahn

Seong Hun Jang

Jae Hoon Bae

Yong Chan Jung

Dong Beom Song

Young Joo Kim

Won Gyun Seok

Jong R Lim

A steel frame structure includes brackets connected to columns to allow the columns to be connected to a girder. Each bracket includes a U-shaped plate having a bottom plate, side plates extended upwardly perpendicularly from both ends of the bottom plate, and base plates extended outwardly from the side plates, a vertical plate welded perpendicularly to the center of the bottom plate of the U-shaped plate in such a manner as to be parallel to the side plates, and a horizontal plate welded to the top end of the vertical plate in such a manner as to be parallel to the bottom plate of the U-shaped plate. The girder has a generally U-shaped section.

Steel frame structure using U-shaped composite beam

A tape cassette ejecting and loading mechanism including a top cover, a horizontal carrier movable under the top cover, an ejecting lever supported elastically under the horizontal carrier by a spring for ejecting a tape cassette out of a cassette holder in unloading, and a locking lever mounted to a lower surface of the carrier for rotating the ejecting lever clockwise or anti-clockwise and locking or unlocking the ejecting lever in loading or unloading the cassette. In accordance with the present specifications, the tape cassette ejector includes a safety lever mounted to the middle portion of the horizontal carrier, and elastically supported by a spring to prevent the ejecting lever from rotating anti-clockwise for preventing the cassette from being ejected unintentionally in an initial loading position.

Ejecting and loading mechanism for a tape cassette with means for

Growing community of inventors

Seoul, South Korea

Jong Gwon Choi