Patent US4380841A successfully refreshed from Google Patents.
US4380841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil dip stick wiper unit
Assignee: Hopkins Manufacturing Corp
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Filing: 1981-02-25
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Granted: 1983-04-26
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Expires: 2001-02-25
Abstract
Abstract An oil dip stick wiper has two hinged opposing wiping blocks with pads having opposing wiping faces biased apart by a leaf spring. The wiper has projecting grips on the outside of the wiping blocks. A walled storage container open at one end has slots in its walls to receive the closed wiper and allow access to the grips for insertion and removal of the wiper.
Inventors
- 👤 Robert R. Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:33
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/04; G01F23/045
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
257 words
An oil dip stick wiping device comprising: means for wiping said dip stick, comprising: a first wiping block having a first inside wiping face portion, a second wiping block having a second inside wiping face portion, in opposing relation to said first wiping face portion means for hingedly connecting said first and said second wiping blocks whereby said first and second wiping blocks may be urged together after said dip stick has been inserted between so that said dip stick may be wiped by said first and second wiping face portions as said dip stick is drawn between them and first and second outside gripping means on said first and second wiping blocks, respectively, for gripping said wiping means and urging said wiping blocks together and for inserting said wiping means into a means for storing said wiping means, and means for storing said wiping means when said wiping means is not in use, comprising: walls defining a receptacle with an open end for telescopingly insertably receiving said wiping means including a wall extending from said open end defining a slot extending in the direction of insertion of said wiping means, said first and second outside gripping means being operable by hand to prevent separation of said wiping blocks during removal from said means for storing said wiping means and to manipulate said wiping means free from hand contact with said first and second inside wiping face portions, at least one of said outside gripping means being engageable through said slot for removal of said wiping means.
Claim 2
Dependent Claim
257 words
An oil dip stick wiping device comprising: means for wiping said dip stick, comprising: a first wiping block having a first inside wiping face portion, a second wiping block having a second inside wiping face portion, in opposing relation to said first wiping face portion means for hingedly connecting said first and said second wiping blocks whereby said first and second wiping blocks may be urged together after said dip stick has been inserted between so that said dip stick may be wiped by said first and second wiping face portions as said dip stick is drawn between them and first and second outside gripping means on said first and second wiping blocks, respectively, for gripping said wiping means and urging said wiping blocks together and for inserting said wiping means into a means for storing said wiping means, and means for storing said wiping means when said wiping means is not in use, comprising: walls defining a receptacle with an open end for telescopingly insertably receiving said wiping means including a wall extending from said open end defining a slot extending in the direction of insertion of said wiping means, said first and second outside gripping means being operable by hand to prevent separation of said wiping blocks during removal from said means for storing said wiping means and to manipulate said wiping means free from hand contact with said first and second inside wiping face portions, at least one of said outside gripping means being engageable through said slot for removal of said wiping means.
Claim 3
Dependent Claim
41 words
The device of claim 1 in which said first and second wiping blocks each have outside wall portions parallel to the direction of wiping of said dip stick and each said gripping means projects outwardly from one of said wall portions.
Claim 4
Dependent Claim
19 words
The device of claim 1, further including spring biasing means for urging said first and second wiping blocks apart.
Claim 5
Dependent Claim
179 words
An oil dip stick wiping device, comprising: means for wiping said dip stick, comprising: a first wiping block having a first inside face portion and a first exterior portion parallel to said first inside face portion defining a first gripping means, a second wiping block having a second inside wiping face portion and a second exterior portion parallel to said second inside face portion defining a second gripping means, whereby a dip stick may be wiped by said first and second wiping face portions as said dip stick is drawn between them, and means for storing said wiping means, comprising: walls defining a cavity with an open end for telescopingly insertably receiving said wiping means, including walls extending from said open end defining slots extending from said open end, said slots extending in the direction of insertion of said wiping means, said first and second gripping means projecting from said first and second wiping blocks respectively so that said first and second gripping means extend into said slot, whereby said gripping means are accessible through said slots after insertion.
Claim 6
Dependent Claim
179 words
An oil dip stick wiping device, comprising: means for wiping said dip stick, comprising: a first wiping block having a first inside face portion and a first exterior portion parallel to said first inside face portion defining a first gripping means, a second wiping block having a second inside wiping face portion and a second exterior portion parallel to said second inside face portion defining a second gripping means, whereby a dip stick may be wiped by said first and second wiping face portions as said dip stick is drawn between them, and means for storing said wiping means, comprising: walls defining a cavity with an open end for telescopingly insertably receiving said wiping means, including walls extending from said open end defining slots extending from said open end, said slots extending in the direction of insertion of said wiping means, said first and second gripping means projecting from said first and second wiping blocks respectively so that said first and second gripping means extend into said slot, whereby said gripping means are accessible through said slots after insertion.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-04-25 | 1986-10-25 | 1987-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-04-25 | 1990-10-25 | 1991-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-04-25 | 1994-10-25 | 1995-04-26 | $7700.00 | Window Closed / Lapsed |