TASK DEFINITION: Translate the given Spanish text to English
PROBLEM: A sheet 1 with pockets 2 with facing openings.

SOLUTION: UNA LAMINA (1) DOTADA DE BOLSILLOS (2) DE BOCAS ENFRENTADAS.

PROBLEM: Methods of assembling and operation are described.

SOLUTION: Se describen los métodos de ensamblaje y operacion.

PROBLEM: A leg rest and a back are each pivotably coupled to seat.

SOLUTION:
Un reposapiés y un espaldar se acoplan de manera giratoria al asiento.