Patent ID: 6817490
Filing Date: 2004-11-16
Classification: B05B

Abstract:
A fluid dispenser pump comprising a pump body (1) in which a piston (2) integral with an actuating rod (10) is slidably mounted in leaktight manner, said actuating rod (10) being mounted to slide inside an element (4), which is secured to the pump body (1), wherein said actuating rod (10) includes a flexible outer tubular portion (11) that is in leaktight contact with said element (4), and a rigid inner tubular portion (12) that is concentric with said flexible outer tubular portion (11), the zone of contact between the inside of the element (4) and the actuating rod (10) being leaktight regardless of the position of said actuating rod (10); and wherein in the flexible outer tubular portion is radially flexible.