US3872900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filler pipe for a fuel tank of a motor vehicle
Assignee: Daimler Benz AG
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Filing: 1973-02-22
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Granted: 1975-03-25
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Expires: 1993-02-22
Abstract
Abstract A filler pipe for a fuel tank of a motor vehicle, especially for a fuel tank with a substantially horizontal pipe section terminating in the fuel tank near the upper boundary wall of the fuel tank and with a slightly inclined section, in which terminates also a small vent pipe additionally connecting the tank with the filler pipe; in addition to a first web plate, the filler pipe is provided with a second web plate which is located downstream of the first web plate and upstream of the discharge orifice of the vent pipe in the filler pipe, and more particularly along the upper side on the inside of the filler pipe.
Inventors
- 👤 Hans Gotz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:10
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/04
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
285 words
A filler pipe for a fuel tank of a motor vehicle with a first web plate means arranged on the inside of the filler pipe in proximity to the insert aperture for a discharge pipe, in which the fuel tank is additionally connected with the filler pipe by a small vent pipe, characterized in that a second web plate means is arranged on the inside of the filler pipe downstream of the first web plate means and upstream of the discharge orifice of the small vent pipe in the filler pipe as viewed in the insert direction of the discharge pipe, the second web plate means is arranged at the upper surface with respect to the vertical of the filler pipe on the inside thereof, wherein the filler pipe has a substantially horizontally extending section and a slightly incline section, the horizontal section of the filler pipe terminating near the upper boundary wall of the fuel tank in the latter, said small vent pipe terminating in the incline section of the filler pipe approximately in the center of its upper surface, and wherein the web plate means are inclined in the insert direction of the discharge pipe by about 28* with respect to a respective cross-sectional plane of the filler pipe, said web plate means including substantially straight edge portions which are flanged over in the direction toward a respective mounting wall of the web plate means in the filler pipe, and further characterized in that the second-mentioned web plate means includes a substantially straight edge portion and is angularly bent twice at its straight edge portion, and in that the thus-formed transverse strip having a free edgE limits the introduction of the discharge pipe.
Claim 2
Dependent Claim
285 words
A filler pipe for a fuel tank of a motor vehicle with a first web plate means arranged on the inside of the filler pipe in proximity to the insert aperture for a discharge pipe, in which the fuel tank is additionally connected with the filler pipe by a small vent pipe, characterized in that a second web plate means is arranged on the inside of the filler pipe downstream of the first web plate means and upstream of the discharge orifice of the small vent pipe in the filler pipe as viewed in the insert direction of the discharge pipe, the second web plate means is arranged at the upper surface with respect to the vertical of the filler pipe on the inside thereof, wherein the filler pipe has a substantially horizontally extending section and a slightly incline section, the horizontal section of the filler pipe terminating near the upper boundary wall of the fuel tank in the latter, said small vent pipe terminating in the incline section of the filler pipe approximately in the center of its upper surface, and wherein the web plate means are inclined in the insert direction of the discharge pipe by about 28* with respect to a respective cross-sectional plane of the filler pipe, said web plate means including substantially straight edge portions which are flanged over in the direction toward a respective mounting wall of the web plate means in the filler pipe, and further characterized in that the second-mentioned web plate means includes a substantially straight edge portion and is angularly bent twice at its straight edge portion, and in that the thus-formed transverse strip having a free edgE limits the introduction of the discharge pipe.
Claim 3
Dependent Claim
35 words
A filler pipe according to claim 1, with a closure socket means provided with an insert aperture, characterized in that the greatest internal width at said insert aperture is arranged in a substantially vertical plane.
Claim 4
Dependent Claim
176 words
A filler pipe for a fuel tank of a motor vehicle with a first web plate means arranged on the inside of the filler pipe in proximity to the insert aperture for a discharge pipe, in which the fuel tank is additionally connected with the filler pipe by a small vent pipe, characterized in that a second web plate means is arranged on the inside of the filler pipe downstream of the first web plate means and upstream of the discharge orifice of the small vent pipe in the filler pipe as viewed in the insert direction of the discharge pipe, wherein the web plate means include substantially straight edge portions which are flanged over in the direction toward a respective mounting wall of the web plate means in the filler pipe, and further characterized in that the second-mentioned web plate means includes a substantially straight edge portion and is angularly bent twice at its straight edge portion, and in that the thus-formed transverse strip having a free edge limits the introduction of the discharge pipe.
Claim 5
Dependent Claim
176 words
A filler pipe for a fuel tank of a motor vehicle with a first web plate means arranged on the inside of the filler pipe in proximity to the insert aperture for a discharge pipe, in which the fuel tank is additionally connected with the filler pipe by a small vent pipe, characterized in that a second web plate means is arranged on the inside of the filler pipe downstream of the first web plate means and upstream of the discharge orifice of the small vent pipe in the filler pipe as viewed in the insert direction of the discharge pipe, wherein the web plate means include substantially straight edge portions which are flanged over in the direction toward a respective mounting wall of the web plate means in the filler pipe, and further characterized in that the second-mentioned web plate means includes a substantially straight edge portion and is angularly bent twice at its straight edge portion, and in that the thus-formed transverse strip having a free edge limits the introduction of the discharge pipe.
Claim 6
Dependent Claim
145 words
A filler pipe for a fuel tank of a motor vehicle with a first web plate means arranged on the inside of the filler pipe in proximity to the insert aperture for a discharge pipe, in which the fuel tank is additionally connected with the filler pipe by a small vent pipe, characterized in that a second web plate means is arranged on the inside of the filler pipe downstream of the first web plate means and upstream of the discharge orifice of the small vent pipe in the filler pipe as viewed in the insert direction of the discharge pipe, and further characterized in that the second-mentioned web plate means includes a substantially straight edge portion and is angularly bent twice at its straight edge portion, and in that the thus-formed transverse strip having a free edge limits the introduction of the discharge pipe.
Claim 7
Dependent Claim
145 words
A filler pipe for a fuel tank of a motor vehicle with a first web plate means arranged on the inside of the filler pipe in proximity to the insert aperture for a discharge pipe, in which the fuel tank is additionally connected with the filler pipe by a small vent pipe, characterized in that a second web plate means is arranged on the inside of the filler pipe downstream of the first web plate means and upstream of the discharge orifice of the small vent pipe in the filler pipe as viewed in the insert direction of the discharge pipe, and further characterized in that the second-mentioned web plate means includes a substantially straight edge portion and is angularly bent twice at its straight edge portion, and in that the thus-formed transverse strip having a free edge limits the introduction of the discharge pipe.
Claim 8
Dependent Claim
215 words
A filler pipe for providing complete automatic filling of a fuel tank, said filler pipe comprising an elongated tubular member having a first insert end and a second connecting end, said second connecting end being connected to a fuel tank, a vent pipe having a first end connected to said tubular member intermediate of said first and second ends of said tubular member, said vent pipe having a second end connected to said fuel tank, a first web plate means for supporting a filling discharge nozzle inserted into said first insert end of said tubular member, said first web plate means being mounted on an inside surface of said tubular member in proximity to said first insert end of said tubular member, and a second web plate means for effecting a predetermined amount of insertion of said filling discharge nozzle into said tubular member, said second web plate means being mounted on a second inside surface of said tubular member, and said second web plate means being arranged between the connection of said first end of said vent pipe with said tubular member and said first web plate means, said first and second web plate means acting to support said filling discharge nozzle in a predetermined position enabling complete automatic filling of said fuel tank.
Claim 9
Dependent Claim
215 words
A filler pipe for providing complete automatic filling of a fuel tank, said filler pipe comprising an elongated tubular member having a first insert end and a second connecting end, said second connecting end being connected to a fuel tank, a vent pipe having a first end connected to said tubular member intermediate of said first and second ends of said tubular member, said vent pipe having a second end connected to said fuel tank, a first web plate means for supporting a filling discharge nozzle inserted into said first insert end of said tubular member, said first web plate means being mounted on an inside surface of said tubular member in proximity to said first insert end of said tubular member, and a second web plate means for effecting a predetermined amount of insertion of said filling discharge nozzle into said tubular member, said second web plate means being mounted on a second inside surface of said tubular member, and said second web plate means being arranged between the connection of said first end of said vent pipe with said tubular member and said first web plate means, said first and second web plate means acting to support said filling discharge nozzle in a predetermined position enabling complete automatic filling of said fuel tank.
Claim 10
Dependent Claim
30 words
A filler pipe according to claim 5 wherein said first and second web plate means act to support said filling discharge nozzle substantially along the axis of said tubular member.
Claim 11
Dependent Claim
27 words
A filler pipe according to claim 5, wherein said filling discharge nozzle is supported inside said tubular member only by said first and second web plate means.
Claim 12
Dependent Claim
40 words
A filler pipe according to claim 5, wherein said tubular member is constructed with an inner peripheral surface having a generally upper inner surface with respect to the vertical and a generally lower inner surface with respect to the vertIcal.
Claim 13
Dependent Claim
33 words
A filler pipe according to claim 8, wherein said first web plate means is mounted on said lower inner surface, and said second web plate means is mounted on said upper inner surface.
Claim 14
Dependent Claim
35 words
A filler pipe according to claim 8, wherein said tubular member has a substantially horizontally extending section and a slightly inclined section, said horizontal section terminating at said second connecting end of said tubular member.
Claim 15
Dependent Claim
22 words
A filler pipe according to claim 10, wherein said second connecting end connects into an upper boundary wall of said fuel tank.
Claim 16
Dependent Claim
39 words
A filler pipe according to claim 10, wherein said connection of said first end of said vent pipe terminates in said inclined section of said tubular member approximately in the center of an upper surface of said tubular member.
Claim 17
Dependent Claim
21 words
A filler pipe according to claim 10, wherein said inclined section is inclined slightly upwardly with respect to said horizontal section.
Claim 18
Dependent Claim
29 words
A filler pipe according to claim 8, wherein said first and second web plate means are sheet metal plates extending from the inner peripheral surface of said tubular member.
Claim 19
Dependent Claim
41 words
A filler pipe according to claim 14, wherein said first and second web plate means are inclined in the direction of insertion of said filler discharge nozzle by about 28* with respect to a respective cross-sectional plane of said tubular member.
Claim 20
Dependent Claim
34 words
A filler pipe according to claim 14, wherein said web plate means include substantially straight edge portions which are flanged over in the direction toward a respective peripheral surface of said web plate means.
Claim 21
Dependent Claim
46 words
A filler pipe according to claim 16, wherein said second web plate means is angularly bent twice at its straight edge portion to form a transverse strip having a free edge, said transverse strip limiting the insertion of said filling discharge nozzle into said tubular member.
Claim 22
Dependent Claim
63 words
A filler pipe according to claim 17, wherein said elongated tubular member is provided with a closure socket means at said first insert end of said tubular member, said closure socket means having an aperture opening into said tubular member, and said aperture has a configuration with a dimension in a substantially vertical plane being greatest than other dimensions of the aperture configuration.
Claim 23
Dependent Claim
63 words
A filler pipe according to claim 5, wherein said elongated tubular member is provided with a closure socket means at said first insert end of said tubular member, said closure socket means having an aperture opening into said tubular member, and said aperture has a configuration with a dimension in a substantially vertical plane being greatest than other dimensions of the aperture configuration.
Claim 24
Dependent Claim
45 words
A filler pipe according to claim 5, wherein said second web plate means is mounted with respect to said connection of said first end of said vent pipe with said tubular member to protect the discharge opening of said vent pipe into said tubular member.
Claim 25
Dependent Claim
46 words
A filler pipe according to claim 5, wherein said second web plate means is angularly bent twice at its straight edge portion to form a transverse strip having a free edge, said transverse strip limiting the insertion of said filling discharge nozzle into said tubular member.
References Cited (Backward Citations)
US3133564A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-03-24 | 1978-09-23 | 1979-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-24 | 1982-09-23 | 1983-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-24 | 1986-09-23 | 1987-03-25 | $7700.00 | Window Closed / Lapsed |