A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
DRIVE FOR FOLDING CHAIRS ON TELESCOPIC SEATING AND TELESCOPIC SEATING COMPRISING SUCH A DRIVE
The invention refers to a drive for folding chairs on telescopic seating and telescopic seating comprising such a drive. The drive comprises a fluid cylinder, a tow bar connected with a piston rod of the fluid cylinder, at least two drive mechanisms, each of them comprising: a housing (6), a main axle (8) mounted within the housing (6) by means of a borehole (18), a switch leg (9) fastened on the main axle (8), at least one torsion spring (12) arranged around the main axle (8) and connected with the housing (6) and with the switch leg (9), an auxiliary axle (13) and a scissors mechanism. The borehole (18) has a first recess engaging, in the operating position of the switch leg, a second recess formed on the main axle (8). The switch leg (9) and/or the housing (6) of the drive mechanism is provided with at least one tab that, in the operating position of the switch leg (9), can engage a groove formed in the housing (6) of the drive mechanism and/or the switch leg (9).
DRIVE FOR FOLDING CHAIRS ON TELESCOPIC SEATING AND TELESCOPIC SEATING COMPRISING SUCH A DRIVE
The invention refers to a drive for folding chairs on telescopic seating and telescopic seating comprising such a drive. The drive comprises a fluid cylinder, a tow bar connected with a piston rod of the fluid cylinder, at least two drive mechanisms, each of them comprising: a housing (6), a main axle (8) mounted within the housing (6) by means of a borehole (18), a switch leg (9) fastened on the main axle (8), at least one torsion spring (12) arranged around the main axle (8) and connected with the housing (6) and with the switch leg (9), an auxiliary axle (13) and a scissors mechanism. The borehole (18) has a first recess engaging, in the operating position of the switch leg, a second recess formed on the main axle (8). The switch leg (9) and/or the housing (6) of the drive mechanism is provided with at least one tab that, in the operating position of the switch leg (9), can engage a groove formed in the housing (6) of the drive mechanism and/or the switch leg (9).
DRIVE FOR FOLDING CHAIRS ON TELESCOPIC SEATING AND TELESCOPIC SEATING COMPRISING SUCH A DRIVE
ANTRIEB ZUM FALTEN VON TELESKOPISCHEN SITZEN UND TELESKOPISCHER SITZ MIT EINEM SOLCHEN ANTRIEB
ENTRAÎNEMENT POUR SIÈGES PLIABLES SUR SUPPORT TÉLÉSCOPIQUE ET SUPPORT TÉLÉSCOPIQUE COMPRENANT UN TEL ENTRAÎNEMENT
ZUPAN MARKO (author)
2019-07-03
Patent
Electronic Resource
English
| European Patent Office | 2016