AU480129B2 - Improvements in or relating to lift door operator apparatus - Google Patents

Improvements in or relating to lift door operator apparatus

Info

Publication number
AU480129B2
AU480129B2 AU71177/74A AU7117774A AU480129B2 AU 480129 B2 AU480129 B2 AU 480129B2 AU 71177/74 A AU71177/74 A AU 71177/74A AU 7117774 A AU7117774 A AU 7117774A AU 480129 B2 AU480129 B2 AU 480129B2
Authority
AU
Australia
Prior art keywords
relating
door operator
lift door
operator apparatus
lift
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU71177/74A
Other versions
AU7117774A (en
Inventor
Dewhurst Alan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dewhurst and Partner PLC
Original Assignee
Dewhurst and Partner PLC
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
Priority claimed from GB3548273A external-priority patent/GB1470775A/en
Application filed by Dewhurst and Partner PLC filed Critical Dewhurst and Partner PLC
Application granted granted Critical
Publication of AU480129B2 publication Critical patent/AU480129B2/en
Publication of AU7117774A publication Critical patent/AU7117774A/en
Expired legal-status Critical Current

Links

AU71177/74A 1973-07-25 1974-07-12 Improvements in or relating to lift door operator apparatus Expired AU480129B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB35482/73 1973-07-25
GB3548273A GB1470775A (en) 1973-07-25 1973-07-25 Lift door operator apparatus

Publications (2)

Publication Number Publication Date
AU480129B2 true AU480129B2 (en) 1976-01-15
AU7117774A AU7117774A (en) 1976-01-15

Family

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