Patent ID: 6461322
Filing Date: 2002-10-08
Classification: A61M

Abstract:
A dispenser capable of dispensing media, the dispenser comprising:two units (2, 3) and base bodies (4, 5), namely a first unit (2) including a first base body (4) and a second unit (3) including a second base body (5) displaceable relative to said first unit (2) from a resting position via a working stroke to an end position; a support (63) for at least one reservoir (7) substantially sealingly accommodating a discharge dose of the medium; an outlet duct (8), a medium outlet (9) and passages (55) for an inlet flow, and said base bodies (4, 5) including three housing shells (21, 26, 36) including two guide shells (21, 26), namely an inner and an outer guide shell, and a runner shell (36), said two guide shells (21, 26) being located bilaterally of said runner shell (36) and displaceable relative to said guide shells (21, 26), at least one of said housing shell (21, 26, 36) substantially enveloping said support (63), wherein both said two guide shells (21, 26) are located closely adjacent to said runner shell (36), and further defining a wall thickness of said runner shell (36) and a spacing between said guide shells (21, 26), wherein said wall thickness is in a range from greater than half of said spacing to twice said spacing.