Patent US4149206A successfully refreshed from Google Patents.
US4149206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaner for a playing head of a cassette player
Assignee: Individual
•
Filing: 1977-06-30
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Granted: 1979-04-10
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Expires: 1997-06-30
Abstract
Abstract A cleaner of a playing head of a cassette player having a sprocket drive and a recess able to receive a cassette tape in a playing position. The cleaner comprises a hollow container dimensioned to be retainable within the recess. A hollow post is within the container, positioned to permit the sprocket drive of the player to enter the interior of the container. A cam is positioned on the post and is rotatable thereon. Drive means on the cam engage the sprocket drive of the tape player. There is an opening in one side of the container. A lever is pivotally located within the container to be reciprocable by the cam. The lever continuously engages the cam. Means at one end of the lever receives cleaning means for the playing head of the tape player. The cleaning means is able to project from the opening in the container to contact and clean the playing head when the cleaner is retained within the recess.
Inventors
- 👤 Guy J. Loiselle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:31
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/41
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
164 words
A cleaner for a playing head of a cassette player having a sprocket drive and having a recess able to receive a cassette tape in a playing position, the cleaner comprising: a hollow container dimensioned to be retainable within the recess; a hollow post within the container, positioned to permit the sprocket drive of the player to enter the interior of the container; a cam positioned on said post and rotatable thereon; drive means on said cam to engage the sprocket drive of the tape player; an opening in one side of the container; a lever pivotally located within the container to be reciprocable by the cam; means at one end of the lever to receive cleaning means for the playing head of the tape player, the cleaning means being able to project from the opening in the container to contact and clean the playing head when the cleaner is retained within the recess; and means for continuously engaging the lever and the cam.
Claim 2
Dependent Claim
164 words
A cleaner for a playing head of a cassette player having a sprocket drive and having a recess able to receive a cassette tape in a playing position, the cleaner comprising: a hollow container dimensioned to be retainable within the recess; a hollow post within the container, positioned to permit the sprocket drive of the player to enter the interior of the container; a cam positioned on said post and rotatable thereon; drive means on said cam to engage the sprocket drive of the tape player; an opening in one side of the container; a lever pivotally located within the container to be reciprocable by the cam; means at one end of the lever to receive cleaning means for the playing head of the tape player, the cleaning means being able to project from the opening in the container to contact and clean the playing head when the cleaner is retained within the recess; and means for continuously engaging the lever and the cam.
Claim 3
Dependent Claim
37 words
A cleaner as claimed in claim 1 in which the drive means on said cam are teeth positioned around the circumference of an opening formed in the cam to engage the drive sprocket of the tape player.
Claim 4
Dependent Claim
32 words
A cleaner as claimed in claim 1 in which the lever is provided with a slot that engages on a post within the container to provide a pivotal mount for the lever.
Claim 5
Dependent Claim
29 words
A cleaner as claimed in claim 1 wherein the means for continuously engaging comprises means urging the lever towards the cam and urging the lever outwardly of the opening.
Claim 6
Dependent Claim
22 words
A cleaner as claimed in claim 4, wherein the means for continuously engaging the lever and the cam is a coil spring.
Claim 7
Dependent Claim
64 words
A cleaner as claimed in claim 5 in which the lever is formed with a first post to engage the first end of the coil spring and in which the container has a second post to engage the second end of the coil spring, the coil spring being stretched between the posts to urge the lever towards the cam and outwardly of the opening.
Claim 8
Dependent Claim
22 words
A cleaner as claimed in claim 1 in which the cleaning means is a felt pad able to receive a cleaning fluid.
Claim 9
Dependent Claim
22 words
A cleaner as claimed in claim 1 provided with means to locate additional cleaning means against the capstan of the tape cleaner.
Claim 10
Dependent Claim
23 words
A cleaner as claimed in claim 8, in which the additional cleaning means is a felt pad able to absorb a cleaning fluid.
Claim 11
Dependent Claim
37 words
A cleaner as claimed in claim 1 wherein: the means for continuously engaging the lever and the cam comprises a groove on the cam defining a closed path; and means on the lever for following the groove.
Claim 12
Dependent Claim
20 words
A cleaner as claimed in claim 10, wherein the means for following the groove comprises a pin on the lever.
Claim 13
Dependent Claim
33 words
A cleaner as claimed in claim 11, wherein the cam is generally circular and eccentrically displaced with respect to the hollow post, the groove being a generally circular peripheral groove on the cam.
Claim 14
Dependent Claim
22 words
A cleaner as claimed in claim 10, wherein the lever includes means for resiliently biasing the cleaning means against the playing head.
Claim 15
Dependent Claim
24 words
A cleaner as claimed in claim 10, wherein the means for resiliently biasing the cleaning means comprises a resilient loop integral with the lever.
Claim 16
Dependent Claim
48 words
A cleaner as claimed in claim 10, including means for cleaning a capstan and pinch roller on the cassette player comprising: a pad; a resilient means attached to the pad and attached at one end to the cleaner for continuously urging the pad against the capstan and roller.
Claim 17
Dependent Claim
15 words
A cleaner as claimed in claim 1, the cam being generally circular and eccentrically displaced.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-04-09 | 1982-10-09 | 1983-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-04-09 | 1986-10-09 | 1987-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-04-09 | 1990-10-09 | 1991-04-10 | $7700.00 | Window Closed / Lapsed |