公开(公告)号：GB2291899A

公开(公告)日：1996-02-07

申请号：GB9415593

申请日：1994-08-02

Applicant: LIN CHENG I

Inventor： LIN CHENG-I

IPC: E04F11/18

Abstract: A handrail for a staircase includes a rail 30 formed with a first longitudinal groove 31 at a lower side and a second longitudinal groove 33 at an upper side and, a plurality of supporters each having a curved connector 42, a wing portion 43 connected with an end of the curved connector for slidably fitted into the longitudinal groove of the rail, and a tubular portion 49 connected with another end of the curved connector. A base member 41 is fixedly secured to each of the supporters, a protective cap 34 is provided at both ends of the rail, a first U-shaped cover 35 is engaged with the first longitudinal groove of the rail, and a second U-shaped cover 36 is engaged with the second longitudinal groove of the rail.

公开(公告)号：CA2213528A1

公开(公告)日：1999-02-21

申请号：CA2213528

申请日：1997-08-21

Applicant: LIN CHENG I

Inventor： LIN CHENG-I

IPC: B43L19/00

Abstract: An eraser with automatic debris absorption feature comprises mainly a rubber eraser, a debris remover body and a debris remover power unit with a turbine fan controlled by a micro switch to generate a vacuum suction to suck debris through a pipe ext ending from the center of the rubber eraser during or after erasing with the rubber era ser. The debris remover body has a debris container to keep the debris. The debris contai ner can be removed to empty the debris therein. By changing of it rotation direction, the t urbine fan can serve as a blower to blow debris at not accessible position to other positio n, and then suck such debris into the debris container.

公开(公告)号：GB2328406A

公开(公告)日：1999-02-24

申请号：GB9717552

申请日：1997-08-19

Applicant: LIN CHENG I

Inventor： LIN CHENG-I

IPC: B43L19/00

Abstract: The rubber eraser 20 has a through pipe 621 connected to a debris container 40 via a check valve 612, debris being drawn into the container by a fan 502 driven by a motor 501 powered by a battery 503. The motor is reversible so that debris can be blown to an accessible position for collection by suction.