# US 8,770,207 B2 · Applicator and partial hair dyeing device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,770,207 B2 - Document ID: US8770207B2 - Status: Granted - Kind: B2 - Application number: 13/508,667 - Filed: 2010-11-10 - Published: 2012-09-06 - Granted: 2014-07-08 - Earliest claimed: 2009-11-11 - Assignees: Kao Corporation - Applicants: Yoshimasa Takagi - Inventors: Yoshimasa Takagi - Web page: https://patentgrep.com/patent/US8770207B2 ## CPC - A45D 19/024: {comprising two clamping surfaces for insertion of hair there between} - A45D 19/026: {having brush or comb applicators (A45D24/22 take precedence; brushes with reservoir or other means for applying substances A46B11/00)} - A45D 19/0066: {Coloring or bleaching} - A45D 19/012: {Devices for colouring or bleaching separated strands of hair, e.g. highlighting (A45D19/02 and A45D19/18 take precedence)} - A45D 34/00: Containers or accessories specially adapted for handling liquid toiletry or cosmetic substances, e.g. perfumes - A45D: HAIRDRESSING OR SHAVING EQUIPMENT (wigs, toupees or the like A41G3/00, A41G5/00; hairdressers' chairs A47C1/04; hair cutting appliances, razors B26B); EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING ## Abstract An applicator (100) for applying a treatment agent to one's hair includes a container connector (110) for connection with a dispensing container (ST) accommodating therein the treatment agent, an upper guide member (120) formed in a hollow shape so as to extend forward from the container connector (110) and including an outlet formed in a lower face for dispensing the treatment agent, a lower guide member (130) disposed parallel to the upper guide member so as to oppose the outlet, and a parallel supporting body (140) that displaces at least one of the upper guide member (120) and the lower guide member (130) up and downward, while maintaining the guide members parallel to each other. With the applicator (100) an individual user can easily apply the treatment agent uniformly to the hair. ## Claims ### Claim 1 An applicator to apply a treatment agent to head hair, the applicator comprising: a container connector to connect with a dispensing container having a treatment agent present therein; an upper guide member of a hollow shape comprising an outlet formed in a lower face thereof through which the treatment agent is dispensed, the upper guide member formed so as to extend in a forward direction away from the container connector; a lower guide member disposed parallel to the upper guide member, the lower guide member including an upper face that opposes the outlet; a parallel supporting body to displace at least one of the upper guide member and the lower guide member along upward and downward directions while maintaining the upper guide member and the lower guide member parallel to each other, wherein the upper guide member comprises a hair grasping portion and a frontal portion formed in front of the hair grasping portion with respect to the forward direction, the hair grasping portion of the upper guide member comprises a plurality of hair guide protrusions present on the lower face, and protruding in a comb teeth shape, and the frontal portion of the upper guide member forms at least an end of the upper guide member in the forward direction that is distal to the container connector, and is formed such that a clearance between the upper guide member and the lower guide member decreases from the end of the upper guide member toward the hair grasping portion; and a plurality of hair guide recesses formed on the upper face of the lower guide member to receive the hair guide protrusions, wherein the lower guide member comprises a hair grasping portion comprising the hair guide recesses and a frontal portion formed in front of the hair grasping portion, with respect to the forward direction, and the frontal portion of the upper guide member and the frontal portion of the lower guide member fit with each other in a convex-concave pattern. ### Claim 2 (depends on 1) The applicator according to claim 1, wherein the frontal portion of the upper guide member extends, in the downward direction, beyond the hair grasping portion. ### Claim 3 (depends on 1) The applicator according to claim 1, wherein each of the plurality of hair guide recesses formed on the upper face of the lower guide member oppose a corresponding one of the plurality of hair guide protrusions. ### Claim 4 (depends on 1) The applicator according to claim 1, wherein the plurality of hair guide recesses formed on the upper face of the lower guide member are to receive the of hair guide protrusions. ### Claim 5 (depends on 1) The applicator according to claim 1, wherein ones of the hair guide recesses are located so as to correspond to a clearance between adjacently located ones of hair guide projections, and an upper end of the hair guide projections is located lower than an upper end of the frontal portion of the lower guide member. ### Claim 6 (depends on 1) The applicator according to claim 1, wherein the upper guide member comprises a hair guide partition, the hair guide partition including left and right ribs that extend in the forward direction on left and right sides of the outlet and in a clearance between adjacently located ones of the plurality of the hair guide protrusions. ### Claim 7 (depends on 6) The applicator according to claim 6, wherein the lower guide member comprises at least one hair guide wall erected in a rib shape so as to oppose a clearance between the left and right ribs of the hair guide partition. ### Claim 8 (depends on 6) The applicator according to claim 6, wherein the lower guide member comprises at least one hair guide wall protruded in a rib shape so as to be introduced in a clearance between the left and right ribs of the hair guide partition. ### Claim 9 (depends on 1) The applicator according to claim 1, wherein: the lower guide member comprises a tail portion formed behind the hair guide recesses, with respect to the forward direction, and in front of the parallel supporting body, with respect to the forward direction, the tail portion having a narrower width in a left-right direction than a hair guide portion of the lower guide member that includes the hair guide recesses, and the upper guide member comprises a pair of parallel guide portions projecting toward the lower guide member so as to guide the tail portion therebetween. ### Claim 10 (depends on 9) The applicator according to claim 9, wherein the upper guide member supports the parallel guide portions so as to move back and forth in the forward direction. ### Claim 11 (depends on 1) The applicator according to claim 1, wherein the parallel supporting body has a lower portion thereof fixed to the lower guide member and supports the upper guide member so as to move in the upward and downward directions. ### Claim 12 (depends on 11) The applicator according to claim 11, wherein the parallel supporting body comprises a biasing mechanism that elastically biases the upper guide member towards the lower guide member. ### Claim 13 (depends on 1) The applicator according to claim 1, wherein the parallel supporting body is to set a clearance between the lower guide member and the upper guide member in a variable manner. ### Claim 14 (depends on 1) The applicator according to claim 1, wherein a tip portion of the upper guide member and a tip portion of the lower guide member are in the form of a semispherical shape. ### Claim 15 A partial hair dyeing device to partially dye head hair, the device comprising: a container connector to connect with a dispensing container having hair dye therein present therein; an upper grasp member of a hollow shape formed in a slender shape extending in a forward direction from the container connector, and comprising an outlet through which the hair dye is to be dispensed, the outlet being located on a lower face of the upper grasp member; a lower grasp member formed in a slender shape and disposed parallel to the upper grasp member, the lower grasp member including an upper face that opposes the outlet; a parallel supporting body that displaces at least one of the upper grasp member and the lower grasp member along upward and downward directions while maintaining the upper grasp member and the lower grasp member parallel to each other, wherein the upper grasp member comprises a hair grasping portion and a frontal portion formed in front of the hair grasping portion with respect to the forward direction, the hair grasping portion of the upper grasp member comprises a plurality of hair guide protrusions protruding from the lower face of the upper grasp member in a comb teeth shape, and the frontal portion of the upper grasp member forms at least an end of the upper grasp member in the forward direction that is distal to the container connector, and is formed such that a clearance between the upper grasp member and the lower grasp member decreases from the end of the upper grasp member toward the hair grasping portion; and a plurality of hair guide recesses formed on the upper face of the lower grasp member to receive the hair guide protrusions, wherein the lower grasp member comprises a hair grasping portion comprising the hair guide recesses and a frontal portion formed in front of the hair grasping portion, with respect to the forward direction, and the frontal portion of the upper grasp member and the frontal portion of the lower grasp member fit with each other in a convex-concave pattern.