Inhalation device

An inhalation device for inhalation of a medicament in dry powder form from capsules, the device comprising:

• a bottom-casing (4),
• a mid-plate (3) covering the bottom-casing (4),
• a capsule chamber (11) integrated with the mid-plate to place the capsule,
• a filter (7) to filter the medicament in dry powder form,
• a filter connector (6) to hold the filter (7),
• a mouthpiece (2) that closes over the mid-plate (3)and into which the filter connector (6) is inserted,
• a mouthpiece cover (1) to cover the mouthpiece (2),
• a hinge (10) providing a connection between the mouthpiece cover (1), the mouthpiece (2), the mid-plate (3) and the bottom-casing (4),
• at least one needle (12b, 12c) to pierce the capsule in the capsule chamber (11),
• a movable press button (9) to push the at least one needle (12b, 12c) into the capsule chamber (11),
• a safety lock button (8) to prevent movement of the mouthpiece (2) and the mouthpiece cover (1) when the inhalation device is in sleep mode, and
• locking latches (8a, 8b) situated on an upper side of the safety lock button (8) that interlock with holes of extensions (6c, 6d, 1b, 1c) belonging to the filter connector (6) and mouthpiece cover (1), wherein:
• the safety lock button (8) is connected with both the filter connector (6) inserted into the mouthpiece (2) and the mouthpiece cover (1) and wherein
• when the safety lock button (8) is in actuation position, the locking latches (8a, 8b) detach from the extensions (6c, 6d, 1b, 1c) and both the mouthpiece cover (1) and the mouthpiece (2) are released simultaneously.