Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
223 words
A cartridge for liquid or pasty dentifrice, combined with a fountain toothbrush having a bristle carrier, a guiding sleeve member connected to the latter for receiving the cartridge therein and serving as a handle of the toothbrush, a duct means leading from the bottom part of the sleeve member through the bristle carrier to a set of bristles on the latter, an actuating means with which the cartridge is adapted to be brought into engagement, said actuating means comprising a piston borne by the bristle carrier at its end away from the bristles, which cartridge is hermetically closed at the end thereof destined for facing away from said bristle carrier, and has a reservoir for dentifrice in its interior and an outlet passage of said reservoir opening in the frontal face of said cartridge being destined to face said bristle carrier, said outlet passage being adapted for receiving therein said piston in displaceable, sealing engagement, said cartridge comprising a sealing membrane hermetically closing off said outlet passage prior to introduction of said cartridge into said sleeve member, said membrane being ruptured by piercing means associated with said piston, at the time of the aforesaid introduction, and abutment means provided in the wall of said cartridge comprising a recess in the frontal face of said cartridge and adapted for receiving therein a resetting spring.
Claim 2
Dependent Claim
223 words
A cartridge for liquid or pasty dentifrice, combined with a fountain toothbrush having a bristle carrier, a guiding sleeve member connected to the latter for receiving the cartridge therein and serving as a handle of the toothbrush, a duct means leading from the bottom part of the sleeve member through the bristle carrier to a set of bristles on the latter, an actuating means with which the cartridge is adapted to be brought into engagement, said actuating means comprising a piston borne by the bristle carrier at its end away from the bristles, which cartridge is hermetically closed at the end thereof destined for facing away from said bristle carrier, and has a reservoir for dentifrice in its interior and an outlet passage of said reservoir opening in the frontal face of said cartridge being destined to face said bristle carrier, said outlet passage being adapted for receiving therein said piston in displaceable, sealing engagement, said cartridge comprising a sealing membrane hermetically closing off said outlet passage prior to introduction of said cartridge into said sleeve member, said membrane being ruptured by piercing means associated with said piston, at the time of the aforesaid introduction, and abutment means provided in the wall of said cartridge comprising a recess in the frontal face of said cartridge and adapted for receiving therein a resetting spring.
Claim 3
Dependent Claim
60 words
The combination as described in claim 1, wherein said cartridge further comprises on the outer wall thereof, stop means adapted for limiting displacement of the cartridge relative to said guiding sleeve member in a direction toward and away from said bristle carrier, said stop means being engageable by corresponding stop means on said bristle carrier or on said sleeve member.
Claim 4
Dependent Claim
33 words
The combination as described in claim 1, having a wall being open at the end destined for facing away from said bristle carrier, and a lid member hermetically closing said open wall end.
Claim 5
Dependent Claim
13 words
The combination as described in claim 1, being of approximately rectangular cross section.
Claim 6
Dependent Claim
12 words
The combination as described in claim 1, being of horseshoe-shaped cross section.
Claim 7
Dependent Claim
80 words
A cartridge usable in the combination as described in claim 1, comprising a reservoir for dentifrice in its interior and an outlet passage of said reservoir opening in a frontal face of said cartridge, a sealing membrane hermetically closing off said outlet passage prior to use of said cartridge in said combination, and abutment means provided in the wall of said cartridge comprising a recess in the frontal face of said cartridge and adapted for receiving therein a resetting spring.