Please select the most similar patent number from A, B, C and D. Which number is?
An integrated pet brush, comprising a pet brush body (1). A cylindrical tooth part (2) used for combing pet hair and massaging a pet is provided on the front surface (11) of the pet brush body (1) that is in contact with the pet hair; a handheld part (3) is provided on the back surface (12) of the pet brush body (1) distant from the pet hair; a first interface (4) connected to a dust collection device is formed on the pet brush body (1); the first interface (4) is communicated with the cylindrical tooth part (2) to form an air suction channel (5) that is on the pet brush body (1) and communicated with the dust collection device.
A: An interactive smart pet feeding apparatus, comprising a feeding apparatus body, the feeding apparatus body comprising a pet food dispensing control apparatus and a shaking detection module, the pet food dispensing control apparatus being used for dispensing a fixed amount of pet food and preventing pet food blockages, the shaking detection module being used for detecting the state of motion of the feeding apparatus body, the shaking detection module being connected to a control module to implement data communication, and the control module implementing data communication with a mobile terminal by means of a wireless transmission module; the feeding apparatus body also comprises an upper housing (2) and a bottom housing (6) arranged below the upper housing (2), the upper housing (2) and the lower housing (6) being connected to internally form a hollow chamber, a food bin (3) being arranged above the chamber, a top lid (1) being arranged above the upper housing (2), and a food bowl (12) being arranged outside the bottom housing (6); the present pet feeding apparatus enables a pet to acquire corresponding food on the basis of the movement of the pet, thereby implementing automatic pet feeding.
B: A pet litter box, comprising a box body (1). A pet litter storage area (2) is provided in the box body (1); an inlet communicated with the pet litter storage area is provided on the box body (1); an activity passage (3) for a pet to crawl or jump is further provided in the box body (1); the activity passage (3) is communicated with the pet litter storage area (2); an outlet (4) communicated with the activity passage (3) is further provided on the box body (1). The present pet litter box can effectively prevent a pet from bringing pet litter out of a pet toilet, and it is guaranteed that the environment is clean and tidy.
C: Provided are a combing component (12), a manufacturing method of the combing component and a pet combing device (10). The provided combing component (12) and pet combing device (10) can effectively remove loose hair without cutting off or taking away good hair, while hardly incurring surface rust. The combing component (12) is used for combing hair of pets and removing loose hair and comprises: a U-shaped base (23) provided with a concave face, wherein the concave face comprises two inner sides and an inner bottom perpendicular to the two inner sides; a plurality of comb teeth (22) formed on the inner bottom and regularly arranged along the length direction of the inner bottom, wherein the extending direction of comb teeth extending outward is perpendicular to the inner bottom; wherein, a face defined by two adjacent comb teeth (22) and the inner bottom serves as tooth root face (29), and each tooth root face (29), the two inner sides and the circumferential face of each comb tooth each consist of a rough layer formed by tool marks during the mechanical process and an electroplated layer formed on the rough layer.
D: A novel pet cage, comprising: a pet chamber (1) for holding a pet; a urine collecting apparatus (2) for collecting urine of the pet, the urine collecting apparatus (2) being provided right below the pet chamber (1); and a feces collecting apparatus (3) for collecting feces of the pet, the feces collecting apparatus (3) being provided right below the urine collecting apparatus (2); a pet chamber bottom plate (11) is provided thereon with slots for enabling urine and feces of the pet to pass; the urine collecting apparatus (2) comprises a sheet for urine (21) which is provided thereon with slots for enabling feces of the pet to pass, the slots on the sheet for urine (21) and the slots on the pet chamber bottom plate (11) being configured in a staggered manner; the feces collecting apparatus comprises a feces collecting container. The pet cage can separate the urine and feces of a pet, efficiently reducing the odor produced by mixture and fermentation of urine and feces of a pet, and has the advantages of being environmentally-friendly, space saving, and easy to clean and manage.
Answer: C