Title:
SHUTTER TYPE BATHTUB LID MADE OF PLASTIC AND ITS MANUFACTURE
Document Type and Number:
Japanese Patent JP3232325
Kind Code:
B2
Abstract:
PURPOSE: To provide a shutter type bathtub lid which does not produces harmful and poisonous gas even if burning treatment is performed, has good properties also and is recyclable.
CONSTITUTION: A resin composition comprised by mixing up 70-30 pts.wt. polypropylene resin or polystyrene resin not containing halogen and a 30-70 pts.wt. inorganic filler with each other under heating is extrusion-molded and a main body 1 which possesses a flat bottom plate part 2 extending in the longitudinal direction and forms a flat cylindrical state is formed. Then in a plurality of the main bodies 1 which are arranged in a row at fixed intervals so that their long sides do not come into contact with each other in the lateral direction, their bottom plate parts 2 are connected with each other by a joint plate 5 which is in a ribbonlike state and made of flexible synthetic resin not containing the halogen and both end opening parts 6 of the main body 1 are closed by caps 7 made of synthetic resin not containing the halogen.
Inventors:
Kazuaki Tsuchida
Application Number:
JP17031694A
Publication Date:
November 26, 2001
Filing Date:
June 30, 1994
Export Citation:
Assignee:
Toshiaki Sakama
Kazuaki Tsuchida
Kazuaki Tsuchida
International Classes:
A47K3/00; B29C47/00; B29C69/00; B29D99/00; B29K23/00; B29K25/00; (IPC1-7): B29C69/00
Domestic Patent References:
| JP4323027A | ||||
| JP58122821A | ||||
| JP59178215A | ||||
| JP60163091U | ||||
| JP75487U | ||||
| JP4723494Y1 | ||||
| JP4732974Y1 |
Attorney, Agent or Firm:
Shigeru Fujiyoshi