# US 2010/0169055 A1 · System and method for three-dimensionally representing a haircut, and element for symbolically representing a hair length > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2010/0169055 A1 - Document ID: US20100169055A1 - Status: Published application - Kind: A1 - Application number: 12/529,848 - Filed: 2008-02-15 - Published: 2010-07-01 - Earliest claimed: 2007-03-08 - Inventors: Thomas Kobeck; Rainer Stohr - Web page: https://patentgrep.com/patent/US20100169055A1 ## CPC - A45D 44/14: Stands for performing hairdressing work; Postiche heads - G09B 19/003: {Repetitive work cycles; Sequence of movements} - A45D 44/005: {for selecting or displaying personal cosmetic colours or hairstyle} - 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 - G09B: EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS (devices for psychotechnics or for testing reaction times A61B5/16; games, sports, amusements A63; projectors, projector screens G03B) ## Abstract The invention relates to a system for three-dimensional representation of a haircut including a model head (1), and a plurality of elements (2, 2a, 2b, 2a′, 2b′) variable in length for symbolic representation of hair lengths. The invention also relates to a corresponding method as well as an element for symbolic representation of a hair length. ## Claims ### Claim 1 System for three-dimensional representation of a haircut, including a model head (1), and a plurality of elements (2, 2a, 2b, 2a′, 2b′) variable in length for symbolic representation of hair lengths. ### Claim 2 (depends on 1) System according to claim 1, in which an element (2, 2a, 2b, 2a′, 2b′) variable in length has at least two partial elements (21 to 23; 21a to 21f), which are formed for symbolic representation of the hair length and connected to each other. ### Claim 3 (depends on 1) System according to claim 1, in which the length of an element (2, 2a, 2b, 2a′, 2b′) variable in length is reversibly variable. ### Claim 4 (depends on 1) System according to claim 1, in which the element (2, 2a, 2b, 2a′, 2b′) variable in length is reversibly variable in its length in itself in the direction of its longitudinal axis (A). ### Claim 5 (depends on 1) System according to claim 1, in which the element (2, 2a, 2b, 2a′, 2b′) variable in length is formed linearly and the variability in length is formed in axial direction of the element (2, 2a, 2b, 2a′, 2b′) with consistent linearity of the element (2, 2a, 2b, 2a′, 2b′). ### Claim 6 (depends on 1) System according to claim 1, in which the element (2, 2a, 2b, 2a′, 2b′) variable in length, separately considered, is disposed in stationary manner as a whole on the model head (1) upon length variation. ### Claim 7 (depends on 1) System according to claim 1, in which an element (2, 2a, 2b, 2a′, 2b′) variable in length has at least two partial elements (21 to 23; 21a to 21f), which are movable relatively to each other. ### Claim 8 (depends on 7) System according to claim 7, in which the partial elements (21 to 23; 21a to 21f) are movable relatively to each other in the direction of the longitudinal axis (A). ### Claim 9 (depends on 7) System according to claim 7, in which the element (2, 2a, 2b, 2a′, 2b′) variable in length is formed as a telescopic device. ### Claim 10 (depends on 1) System according to claim 1, in which the element (2, 2a, 2b, 2a′, 2b′) variable in length is resistant to bending. ### Claim 11 (depends on 1) System according to claim 1, in which an element (2, 2a, 2b, 2a′, 2b′) variable in length is formed rod-shaped. ### Claim 12 (depends on 11) System according to claim 11, in which the outer diameter of the element (2, 2a, 2b, 2a′, 2b′) variable in length is smaller than or equal to 7 mm, in particular smaller than or equal to 5 mm, especially smaller than or equal to 3 mm. ### Claim 13 (depends on 1) System according to claim 1, in which an element (2, 2a, 2b, 2a′, 2b′) variable in length is oriented substantially perpendicularly to the head surface (1b). ### Claim 14 (canceled) ### Claim 15 (canceled) ### Claim 16 (depends on 1) System according to claim 1, in which the length variation and/or the adjustment of an active position and/or of a passive position of an element (2, 2a, 2b, 2a′, 2b′) variable in length are automatically controllable. ### Claim 17 (depends on 1) System according to claim 1, which includes a length measuring element (8). ### Claim 18 (depends on 17) System according to claim 17, in which the length measuring element (8) is flexibly formed. ### Claim 19 (depends on 17) System according to claim 17, in which a length measuring element (8) is associated with each element (2, 2a, 2b, 2a′, 2b′) variable in length. ### Claim 20 (depends on 19) System according to claim 19, in which a length measuring element (8) is disposed at least in certain areas in a hollow element (2, 2a, 2b, 2a′, 2b′) variable in length. ### Claim 21 (depends on 19) System according to claim 19, in which a length measuring element (8) is movable relatively to the associated element (2, 2a, 2b, 2a′, 2b′) variable in length. ### Claim 22 (depends on 21) System according to claim 21, in which the length measuring element (8) extends out of the element (2, 2a, 2b, 2a′, 2b′) variable in length at an end facing away from the head surface (1b) of an associated element (2, 2a, 2b, 2a′, 2b′) variable in length. ### Claim 23 (depends on 1) System according to claim 1, which has an electronic storage unit (6), in which at least one reference haircut is stored. ### Claim 24 (depends on 23) System according to claim 23, in which the elements (2, 2a, 2b, 2a′, 2b′) variable in length, depending on a selected reference haircut, are automatically adjustable to the associated length controlled by a controller (5). ### Claim 25 (depends on 1) System according to claim 1, in which an element (2, 2a, 2b, 2a′, 2b′) variable in length is formed of a material transparent to light at least in certain areas. ### Claim 26 (depends on 25) System according to claim 25, in which an element (2, 2a, 2b, 2a′, 2b′) variable in length can be illuminated. ### Claim 27 (depends on 1) System according to claim 1, which includes an image capturing/image processing system. ### Claim 28 (depends on 27) System according to claim 27, in which the image capturing/image processing system has at least one optical detector unit (10, 11) and a computer unit (9). ### Claim 29 (depends on 27) System according to claim 27, in which the image capturing/image processing system is formed for recording videos of hair cutting procedures on a real head (I), which hair cutting procedures are storable. ### Claim 30 (depends on 27) System according to claim 27, in which the image capturing/image processing system is formed for recording videos of procedures for representing haircuts on the model head (1), which procedures are storable. ### Claim 31 (depends on 29) System according to claim 29, which is formed for comparison analysis of a hair cutting procedure performed on a real head (I) with a procedure for representing this hair cutting procedure on the model head (1). ### Claim 32 Element for symbolic representation of a hair length, which is formed variable in length. ### Claim 33 Method for three-dimensional representation of a haircut, in which plural elements (2, 2a, 2b, 2a′, 2b′) variable in length are each adjusted to an individual length for symbolic representation of the specific hair length, depending on a haircut to be specifically represented and depending on the position, in which an element (2, 2a, 2b, 2a′, 2b′) variable in length is disposed on a model head (1).