Dispensing unit

1. A support device mountable to a wall to support a dispenser comprising a bottle and a dispensing head coupled in an engagement region, the support device comprising:

a mounting body comprising a mounting plate, configured to be mounted to the wall, and a foot projecting from the mounting plate, wherein the foot comprises an upper surface and an engagement projection protruding from the upper surface;

a covering body comprising a cover, configured to at least partially cover the mounting plate, and a gripping portion, projecting from the cover and comprising a gripping collar engageable with the dispenser, wherein the covering body is slidably coupable to the mounting body, wherein a compartment for accommodating the bottle is defined between the foot and the gripping collar; and

hooking means configured to obtain a snap engagement between the covering body and the mounting body, said hooking means being releasable and comprising an opening obtained through the covering body, configured to insert a key for releasing the hooking means;

wherein the engagement projection has a predefined configuration for univocally coupling with a bottom of the bottle of the dispenser; and

wherein said compartment of the support device is not fully enclosed, so as to leave the bottle visible.

2. The support device of claim 1 , wherein said hooking means comprise a flexible fork of the mounting plate and a hooking element of the cover.

3. The support device of claim 1 , wherein the mounting plate comprises a pair of lateral sides and the cover comprises a pair of lateral guides each lateral guide having an undercut, wherein said lateral guides are slidably coupable to the lateral sides, until the lateral sides and the lateral guides reach a configuration of engagement where said hooking means are engaged.

4. The support device of claim 1 , comprising a security collar applicable to the gripping collar so as to be axially bound to the gripping collar, said security collar comprising a security crown suitable to at least partially cover the engagement region between the dispensing head and the bottle to prevent a separation of the dispensing head from the bottle.

5. The support device of claim 1 , comprising a security collar applicable to the gripping collar, said security collar comprising a security wall suitable to at least partially cover the engagement region between the dispensing head and the bottle to prevent access to said engagement region by a user.

6. A bottle for a dispenser, the bottle comprising a bottom provided with a cavity for univocal coupling with a support device of the dispenser, wherein said cavity has a frustoconical shape, made at the center of the bottom of the bottle.

7. A dispenser, comprising:

a bottle according to claim 6 ; and

a dispensing head applied to the bottle and manually operable for dispensing a product contained in the bottle.

8. A dispensing unit, comprising:

a support device according to claim 1 ;

a dispenser comprising:

a bottle for a dispenser, the bottle comprising a bottom provided with a cavity for univocal coupling with the support device, wherein said cavity has a frustoconical shape, made at the center of the bottom of the bottle; and

a dispensing head applied to the bottle and manually operable for dispensing a product contained in the bottle.