SG86388A1 - Automatic door closing device - Google Patents

Automatic door closing device

Info

Publication number
SG86388A1
SG86388A1 SG200001979A SG200001979A SG86388A1 SG 86388 A1 SG86388 A1 SG 86388A1 SG 200001979 A SG200001979 A SG 200001979A SG 200001979 A SG200001979 A SG 200001979A SG 86388 A1 SG86388 A1 SG 86388A1
Authority
SG
Singapore
Prior art keywords
closing device
automatic door
door closing
automatic
door
Prior art date
Application number
SG200001979A
Inventor
Huang Hwa-Shan
Original Assignee
Huang Hwa Shan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huang Hwa Shan filed Critical Huang Hwa Shan
Priority to SG200001979A priority Critical patent/SG86388A1/en
Publication of SG86388A1 publication Critical patent/SG86388A1/en

Links

SG200001979A 2000-04-06 2000-04-06 Automatic door closing device SG86388A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG200001979A SG86388A1 (en) 2000-04-06 2000-04-06 Automatic door closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG200001979A SG86388A1 (en) 2000-04-06 2000-04-06 Automatic door closing device

Publications (1)

Publication Number Publication Date
SG86388A1 true SG86388A1 (en) 2002-02-19

Family

ID=20430564

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200001979A SG86388A1 (en) 2000-04-06 2000-04-06 Automatic door closing device

Country Status (1)

Country Link
SG (1) SG86388A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003102A (en) * 1975-08-07 1977-01-18 Elmer E. Jones Door and window closer
EP0562284A1 (en) * 1992-03-25 1993-09-29 Kato Hatsujo Kaisha Ltd. Damper device
US5832978A (en) * 1996-07-19 1998-11-10 Schmitz-Werke Gmbh + Co. Joint arm for a joint arm awning

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003102A (en) * 1975-08-07 1977-01-18 Elmer E. Jones Door and window closer
EP0562284A1 (en) * 1992-03-25 1993-09-29 Kato Hatsujo Kaisha Ltd. Damper device
US5832978A (en) * 1996-07-19 1998-11-10 Schmitz-Werke Gmbh + Co. Joint arm for a joint arm awning

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