Coach Armrest Bus Armrest，It is an important component designed to ensure passenger safety and comfort during travel.
Classification by Function
It can be divided into foldable type, liftable type, adjustable angle type, etc.
The foldable armrest can be unfolded or folded as needed, without occupying extra space.
The liftable armrest allows height adjustment via buttons or levers to meet the needs of passengers of different heights.
The adjustable angle armrest can change its angle at the joint to provide more comfortable support for passengers.
Classification by Installation Position
It can be divided into seat side armrests and overhead aisle armrests.
Seat side armrests mainly provide support for seated passengers.
Overhead aisle armrests are for standing passengers to hold and maintain body balance.
Fixing Methods
Bolt Fixing
The armrest is connected to the vehicle body structure through high-strength bolts, which is convenient for installation and disassembly, but bolt loosening must be prevented.
Welding Fixing
Mainly used for metal armrests. The armrest is welded to the vehicle body as a whole, providing a firm connection, but maintenance is difficult.
Slot Fixing
The armrest is inserted into a specially designed slot and locked with fasteners, enabling quick installation. However, high quality is required for the slots and fasteners.
Other Fixing Methods
Seat armrests also adopt mechanical lock, hydraulic damping, electric adjustment, magnetic suction fixing, etc.
Mechanical lock fixing: simple structure and low cost.
Hydraulic damping fixing: allows the armrest to stay stably at any position with a comfortable feel.
Electric adjustment fixing: intelligent and convenient, but with high cost.
Magnetic suction fixing: simple and elegant appearance, but magnetic stability is easily affected by external factors.
