US4189077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet material dispensing device
Assignee: Fort James Corp
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Filing: 1978-09-07
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Granted: 1980-02-19
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Expires: 1998-09-07
Abstract
Abstract In a cabinet for manually dispensing sheet material from a roll rotatably mounted within the housing of the cabinet, a combination of a blade having a cutting edge and movable from a first position to a second position relative to the housing when the sheet material is manually pulled against the cutting edge to sever a portion of the sheet material from the remainder of the roll, and sheet delivery means in operative association with the remainder of the sheet material and responsive to movement of the blade from the first position to the second position to deliver the free end of the remainder of the sheet material to a position facilitating manual grasping thereof by the user.
Inventors
- 👤 Ellsworth A. Hartbauer
- 👤 Rudolf R. Weis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:58
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/24; A47K10/32; A47K10/34; A47K10/36; A47K10/3631; A47K10/3643; A47K10/38; A47K2010/3881; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/205; Y10T225/207; Y10T225/209; Y10T225/297
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
118 words
In a cabinet for manually dispensing sheet material from a roll rotatably mounted within the housing of said cabinet, the combination of: a blade having a cutting edge and movable from a first position to a second position relative to said housing when said sheet material is manually pulled against said cutting edge to sever a portion of said sheet material from the remainder of said roll; and sheet delivery means in operative association with the remainder of said sheet material and responsive to movement of said blade from said first position to said second position to deliver the free end of the remainder of the sheet material to a position facilitating manual grasping thereof by the user.
Claim 2
Dependent Claim
118 words
In a cabinet for manually dispensing sheet material from a roll rotatably mounted within the housing of said cabinet, the combination of: a blade having a cutting edge and movable from a first position to a second position relative to said housing when said sheet material is manually pulled against said cutting edge to sever a portion of said sheet material from the remainder of said roll; and sheet delivery means in operative association with the remainder of said sheet material and responsive to movement of said blade from said first position to said second position to deliver the free end of the remainder of the sheet material to a position facilitating manual grasping thereof by the user.
Claim 3
Dependent Claim
35 words
The apparatus according to claim 1 wherein said sheet delivery means includes a roller having an outer surface in frictional engagement with the remainder of the sheet material and drive means for rotating said roller.
Claim 4
Dependent Claim
76 words
The apparatus according to claim 2 wherein said drive means includes a spring means biased rotatable element operatively connected to said roller, said blade having a stop element attached thereto adapted to engage said rotatable element and prevent movement thereof when said blade is in said first position and disengage from said rotatable element when in said second position to permit rotation of said rotatable element and said roller under the bias of said spring means.
Claim 5
Dependent Claim
54 words
The apparatus according to claim 3 wherein said rotatable element includes a cam and wherein said stop element is a detent pin engaging said cam, said cam including a curved cam surface over substantially the full extent thereof interrupted by projection engageable by said follower pin when said blade is in said first position.
Claim 6
Dependent Claim
47 words
The apparatus according to claim 4 wherein said blade is attached to a support member rotatably mounted relative to said housing, said follower pin being affixed to said support member, and a spring connected to said support member to continually urge said blade toward said first position.
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) | 1983-02-18 | 1983-08-20 | 1984-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-02-18 | 1987-08-20 | 1988-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-02-18 | 1991-08-20 | 1992-02-19 | $7700.00 | Window Closed / Lapsed |