A46B5/0037

RETRACTABLE INTERDENTAL BRUSH
20210289931 · 2021-09-23 ·

A retractable interdental brush includes an interdental brush, a retractable mechanism, and a handle. The retractable mechanism is configured to drive the interdental brush to extend from the handle to clean a gap between teeth. After use, the interdental brush is retracted into an accommodation space of the handle through the retractable mechanism. The interdental brush may be a built-in interdental brush. When the built-in interdental brush is used for cleaning, a brush body may be first retracted into an elbow at a front end of a delivery device, an outlet of the elbow is pressed against the gap between teeth to push the brush body, and a working portion of the brush body and enters into the gap between teeth to clean the gap between teeth, thereby resolving a problem with existing interdental brush that easily stabs gingival tissue due to a difficulty of alignment with the gap between teeth.

FEMININE CLEANING DEVICE
20210169280 · 2021-06-10 ·

A feminine cleaning device or brush for adult women for cleaning their vagina. The feminine cleaning brush includes a handle, a cleaning portion having rings arranged substantially parallel to one another and a groove positioned between adjacent rings. The number of rings being at least 10 and the number of grooves being at least 10. The feminine cleaning brush includes a middle portion positioned between the handle and the cleaning portion and a tapered tip extending from the cleaning portion. The tapered tip is provided for an easier and smoother insertion into the vagina.

Method of Making Composite Head Safety Toothbrush
20210274927 · 2021-09-09 ·

A composite safety toothbrush is disclosed, and in particular, methods for making and forming the composite. The toothbrush apparatus detailed herein employs a composite head made from a rigid inner polymer material and a softer thermoplastic material surrounding the inner material. The softer material provides safety for prison toothbrush applications as well as elderly and patient care where care givers may brush the teeth of a patient. Innovative pin connectors in the inner toothbrush head assist in the composite formation. The toothbrush solution herein further importantly provides for a toothbrush having a flexible handle, also providing safety in a prison environment.

DRAIN SNAKE DRILL WITH INTERCHANGABLE DRUMS
20210187570 · 2021-06-24 ·

A drain snake drill includes an elongate body having a bore extending along its length to guide a cable snake. The body is open at its rear end to define a compartment space defined by a receptacle feature. A cable drum cartridge unit is installed in the rear compartment and includes a front opening through which a cable loaded into the drum cartridge unit can be dispended into the bore guide. The cartridge unit is interchangeable and can be exchanged for another one with a different snake cable length. A rotary motor drive unit is mounted to the drill body behind the installed cartridge unit. The motor drive unit engages the loaded, coiled snake cable in a rotary action that induces the cable to unwind and travel through the bore guide where it is dispensed from the drill for cleaning purposes.

Toothbrush and method for manufacturing toothbrush
11013310 · 2021-05-25 · ·

A toothbrush capable of inhibiting damage of an oral cavity of a user that includes: a head section that has a bristle implanting surface on a front end side; a handle section that is disposed on a rear end side from the head section and has a handle section main body; and a neck section that is disposed between the bristle implanting surface and the handle section. The toothbrush has a deforming portion that is located on the rear end side from the bristle implanting surface and is deformed, while stress characteristics associated with bending due to an external force acting on the head section are in a plane stress condition.

Composite toothbrush having safety features and methods of making same
11013311 · 2021-05-25 · ·

A composite safety toothbrush is disclosed. The toothbrush apparatus detailed herein employs a composite head made from a rigid inner polymer material and a softer thermoplastic material surrounding the inner material. The softer material provides safety for prison toothbrush applications as well as elderly and patient care where care givers may brush the teeth of a patient. Innovative pin connectors in the inner toothbrush head assist in the composite formation. The toothbrush solution herein further importantly provides for a toothbrush having a flexible handle.

Hair brushes and methods of manufacture thereof
11006739 · 2021-05-18 · ·

There is disclosed a hair brush. The brush has an elongate body including a utility portion and a handle portion at opposite ends thereof and defining a longitudinal axis. The utility portion includes a back member acting as a support from which brushing protections extend, and defines a first plane and a second plane perpendicularly intersecting the first plane. The back member is flexibly movable with respect to the handle portion on the first plane and the second plane. The utility portion further includes a pair of spines arranged at opposite sides of the back member for controlling the flexible movement of the back member whereby the extent of control of movement of the back member by the spines are either limited to the movement on only the first plane or substantially more on the first plane than the second plane.

Cleaning devices having selectively flexible or rigid handles

A cleaning device is provided that includes a handle, a cleaning implement, a flexible neck, and a collar. The cleaning implement depends from one end the handle. The flexible neck is positioned to allow flexion of the handle. The collar moves with respect to the flexible neck between a first position where movement of the flexible neck is unrestricted by the collar and a second position where movement of the flexible neck is restricted by the collar.

Cleaning devices with selectively flexible or rigid handles

A cleaning device is provided that has a handle configured to provide flexion in a first orientation but to provide rigidity in a second orientation. In this manner, the user can use the handle in the first orientation to allow the cleaning device to flex into hard to reach places and can use the same handle in the second orientation to apply differing levels of cleaning force.

PORTABLE TOOTHBRUSH
20210068523 · 2021-03-11 ·

A portable toothbrush is provided with a deployed toothbrush member with a thin thickness in a support plate to be carried conveniently and includes a toothbrush head and a toothbrush bar by a configuration in which a deployed toothbrush member is bent and assembled. The portable toothbrush includes: a toothbrush head assembly in which toothbrush head portions facing each other at a specific interval are formed on opposite sides of a surface of a lengthwise upper end of the support plate to be divided and first coupling holes are formed on sides of the toothbrush head portions; and a toothbrush bar assembly in which support bosses facing opposite side ends of a lower end of the support plate are formed at opposite side ends of a surface of the support plate contacting the toothbrush head portions and second coupling holes are formed on sides of the support bosses.