Diaper for Pets

Kunihiko Watanabe, Shizuoka, Japan.

Assigned to Kocho Co., Ltd., Shizuoka, Japan.

Filed: 11/22/22
Issued: 8/25/26

A diaper for pets comprising: a main body configured to be wrapped around a body of a pet with an inner surface kept in contact with the body of the pet and that has a rectangular outer shape, wherein the main body has a first end portion provided at one end in a lengthwise direction of the rectangular outer shape and a second end portion provided at another end in the lengthwise direction of the rectangular outer shape; a rectangularly shaped absorbent material that is positioned between the first end portion of the main body and the second end portion of the main body, the absorbent material being configured to absorb liquid entering inside from a side of the inner surface; stretching portions that are provided in the lengthwise direction with the absorbent material in between and are stretchable in the lengthwise direction; and flap portions that include fixed end portions fixed to the main body on outer sides of the absorbent material in a width direction of the main body and free end portions provided on sides closer to the absorbent material than the fixed end portions, the flap portions being provided in the lengthwise direction, wherein: the main body has an outer, liquid impermeable sheet and an inner sheet made of a nonwoven fabric, the absorbent material is disposed in a sandwiched manner between the outer sheet and the inner sheet, a rectangularly shaped joint tape is attached to the outer sheet at the second end portion of the main body, the joint tape being configured to join to the inner sheet at the first end portion of the main body, the stretching portions consisting of gathered portions provided at the free end portions of the flap portions, the stretching portions are not provided on outer sides of the gathered portions in the width direction such that the stretching portions are not provided at both edge portions of the main body in the width direction, the main body has a first edge defined by an outer periphery of the first end portion and a second edge defined by an outer periphery of the second end portion, the absorbent material has a first edge located on a side closer to the first end portion of the main body and a second edge located on a side closer to the second end portion of the main body, the main body has a first side and a second side, each of the first side and the second side extending along the lengthwise direction of the main body on each side of the width direction of the main body, the gathered portions comprise a first stretching portion and a second stretching portion, and the first stretching portion is provided on the first side of the main body and the second stretching portion is provided on the second side of the main body, each of the first stretching portion and the second stretching portion has a first termination portion located on a side closer to the first edge of the main body and a second termination portion located on a side closer to the second edge of the main body, the first termination portions of the first stretching portion and the second stretching portion are each positioned within 20 mm or less from the first edge of the main body, and the second termination portions of the first stretching portion and the second stretching portion are each positioned short of the second edge of the absorbent material on a side of the second edge of the main body.