EP 0330838 A1 19890906 - Telescoping seating system.
Title (en)
Telescoping seating system.
Title (de)
Teleskoptribüne.
Title (fr)
Gradin escamotable.
Publication
Application
Priority
JP 2758788 U 19880303
Abstract (en)
A telescoping seating system(1) comprising a plurality of seating rows (2) different in height from each other, which can be extended to form a stepped stand, and retracted when not in use to be vertically aligned under the highest seating row; and a locking mechanism (S) for linking together the lowest seating row (A-1) and a desired number of intermediate seating row (A-2,A-3). The locking mechanism (S) comprises a bar (8) supported between a pair of leg supports (3) supporting the highest seating row (A-3) among the intermediate seating rows (A-2,A-3) to be linked en bloc, and a plurality of engaging members (13) provided lower portion of the lowest seating row (A-1), each being actuated by an actuatig means (10) thereby to engage with or disengage from the bar (8).
IPC 1-7
IPC 8 full level
CPC (source: EP)
E04H 3/123 (2013.01)
Citation (search report)
- [A] DE 3013530 A1 19801030 - NIJHA NV
- [A] US 3429081 A 19690225 - ROBINSON CLAUDE G, et al
- [A] US 3389511 A 19680625 - DREHOBL WILLIAM E
Designated contracting state (EPC)
DE FR GB NL
DOCDB simple family (publication)
EP 0330838 A1 19890906; EP 0330838 B1 19911227; DE 68900590 D1 19920206; JP H01131761 U 19890907; JP H0427963 Y2 19920706
DOCDB simple family (application)
EP 89101316 A 19890126; DE 68900590 T 19890126; JP 2758788 U 19880303