Toothbrush for partial denture plate and natural teeth

• US 5,459,898 A
• Filed: 10/26/1994
• Issued: 10/24/1995
• Est. Priority Date: 10/26/1994
• Status: Expired due to Fees

• Current Assignee: Leonard B. Bacolot
• Original Assignee: Leonard B. Bacolot
• Inventors: Bacolot, Leonard B.
• Primary Examiner(s): Graham, Gary K.
• Application Number:
  US08/329,636
• Time in Patent Office: 363 Days
• Field of Search: 15/167.1, 15/167.2, 15/106, 15/190, 15/191.1, 15/167.3, 15/159.1, 15/160, 15/195, 15/DIG. 5, 15/110, D 4/133, D 4/134, D 4/130, D 4/105, D 4/111, D 4/112, D 4/104, D 4/119, D 4/128, D 4/106, 132/309
• US Class Current: 15/106
• CPC Class Codes: A46B 2200/1066 Toothbrush for cleaning the teeth or dentures A61C17/16 takes precedence; bristles arrangements for toothbrushes A46B9/04
• CPC Class Codes: A46B 2200/1073 Denture toothbrush, i.e. used for dentures specifically
• CPC Class Codes: A46B 5/0016 Brushes with heads on opposite sides or ends of a handle not intended for simultaneous use
• CPC Class Codes: A46B 9/04 Arranged like in or for toothbrushes
• CPC Class Codes: A61C 17/036 Cleaning devices for dental prostheses removed from the oral cavity

Abstract

A toothbrush for partial denture plate and natural teeth wherein an elongate handle includes a brush head plate having a first matrix of bristles, with the first matrix of bristles including an arcuate profile to permit cleansing of natural teeth and partial plates, with a conical second matrix of bristles integral with the handle at a second end of the handle spaced from the first matrix of bristles, such that the conical second matrix of bristles is arranged for cleaning clasp openings within the partial denture plates, that in turn are secured to a user'"'"'s natural teeth.

Claims

1. A toothbrush, comprising,

an elongate central handle, the handle having a handle first end, with a brush head plate integrally attached to the handle first end, and a generally conical handle portion extending from the central handle terminating in a handle second end,

and

the brush head plate having a brush head plate top wall, with the brush head plate top wall including a plurality of parallel rows of first bristle tufts defining a first matrix of bristles extending therefrom, the first matrix of bristles terminates in an arcuate profile with the arcuate profile spaced from the brush head plate top wall at the outermost distal end of the first matrix of bristles;

a conical second matrix of bristles integrally attached with and extending radially from the conical handle portion, said second matrix extends along the conical handle portion to the second end and is defined by a plurality of parallel annular rows of bristles.

2. A toothbrush as set forth in claim 1 wherein the first matrix of bristles has a pair of outer rows of bristles of a first length and a central row of bristles of said first length located between said outer rows, with shortest bristles positioned between the central row of bristles and each of the outer rows of bristles, wherein the shortest bristles are of a second length less than the first length.

3. A toothbrush as set forth in claim 1 wherein the first matrix of bristles include a plurality of first U-shaped bristles, wherein the first U-shaped bristles extend within adjacent rows of said parallel rows of the first matrix of bristles.

4. A toothbrush as set forth in claim 3 wherein each annular row of bristles of the second matrix of bristles includes U-shaped fibers, wherein an apex of said U-shaped fibers is imbedded within the conical handle portion.

5. A toothbrush as set forth in claim 1 wherein the conical second matrix of bristles is truncated.