Claims
- 1. An eraser cleaner for removing chalkboard dust from a conventional blackboard eraser, comprising:
- a housing having a first opening for receiving an eraser entering into said housing, a second opening for receiving an eraser exiting from said housing, and a cleaning area positioned between said first and second openings;
- cleaning means, located within said cleaning area of said housing, for removing chalkboard dust from an eraser by vibrating the eraser entering said housing through said first opening and exiting said housing through said second opening, said cleaning means operating without liquid; and
- conveying means, coupled to said housing, for moving an eraser entering said housing through said first opening through said cleaning area, past said cleaning means and out of said housing through said second opening.
- 2. An eraser cleaner according to claim 1, wherein
- said housing includes a first door pivotally coupled to said housing for selectively covering said first opening and a second door coupled to said housing for selectively covering said second opening.
- 3. An eraser cleaner for removing chalkboard dust from a conventional blackboard eraser, comprising:
- a housing having a first opening for receiving an eraser entering into said housing, a second opening for receiving an eraser exiting from said housing, a first door pivotally coupled to said housing for selectively covering said first opening, and second door coupled to said housing for selectively covering said second opening, and a cleaning area positioned between said first and second openings;
- cleaning means, located within said cleaning area of said housing, for removing chalkboard dust from an eraser entering said housing through said first opening and exiting said housing through said second opening, said cleaning means including a plurality of reciprocating elements located in said housing for vibrating an eraser passing through said cleaning area of said housing; and
- conveying means, coupled to said housing, for moving an eraser entering said housing through said first opening through said cleaning area, past said cleaning means and out of said housing through said second opening.
- 4. An eraser cleaner according to claim 3, wherein
- said conveying means includes a pair of flexible rails extending between said first opening and said second opening for contacting and transporting an eraser passing through said cleaning area of said housing.
- 5. An eraser cleaner according to claim 3, wherein
- said housing has a first internal switch located adjacent said first opening such that an eraser entering said first opening contacts said first internal switch to activate said conveying means and said cleaning means, and a second internal switch located adjacent said second opening such that an eraser exiting said housing through said second opening contacts said second internal switch to deactivate said conveying means and said cleaning means.
- 6. An eraser cleaner according to claim 5, wherein
- said housing includes a dust compartment coupled thereto for collecting dust from erasers passing through said housing.
- 7. An eraser cleaner according to claim 6, wherein
- said housing has a motor located therein for driving said conveying means and said cleaning means.
- 8. An eraser cleaner for removing chalkboard dust from a conventional blackboard eraser, comprising:
- a housing having a first opening for receiving an eraser entering into said housing, a second opening for receiving an eraser exiting from said housing, and a cleaning area positioned between said first and second openings;
- cleaning means, located within said cleaning area of said housing, for removing chalkboard dust from an eraser entering said housing through said first opening and exiting said housing through said second opening, said cleaning means including a plurality of reciprocating elements located in said housing for vibrating an eraser passing through said cleaning area of said housing; and
- conveying means, coupled to said housing, for moving an eraser entering said housing through said first opening through said cleaning area, past said cleaning means and out of said housing through said second opening.
- 9. An eraser cleaner according to claim 8, wherein
- said conveying means includes a pair of flexible rails extending between said first opening and said second opening for contacting and transporting an eraser passing through said cleaning area of said housing.
- 10. An eraser cleaner according to claim 8, wherein
- said housing has a first internal switch located adjacent said first opening such that an eraser entering said first opening contacts said first internal switch to activate said conveying means and said cleaning means, and a second internal switch located adjacent said second opening such that an eraser exiting said housing through said second opening contacts said second internal switch to deactivate said conveying means and said cleaning means.
- 11. An eraser cleaner according to claim 10, wherein
- said housing includes a dust compartment coupled thereto for collecting dust from erasers passing through said housing.
- 12. An eraser cleaner according to claim 11, wherein
- said housing has a motor located therein for driving said conveying means and said cleaning means.
Parent Case Info
This is a continuation of application Ser. No. 211,212, filed Oct. 24, 1988, now abandoned.
US Referenced Citations (5)
Foreign Referenced Citations (1)
Number |
Date |
Country |
WO8604302 |
Jul 1986 |
WOX |
Continuations (1)
|
Number |
Date |
Country |
Parent |
211212 |
Oct 1988 |
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