Patent US4029167A successfully refreshed from Google Patents.
US4029167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exhaust system
Assignee: Massey Ferguson Inc
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Filing: 1975-04-11
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Granted: 1977-06-14
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Expires: 1995-04-11
Abstract
Abstract An exhaust system for off the road vehicles of the type incorporating a roll-over protection structure for protecting the operator's station on the vehicle in which the exhaust system is incorporated within a housing forming a part of the protection structure.
Inventors
- 👤 Anthony E. Fox
- 👤 Marcello Bargellini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:11
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/13; B60R21/131; B60K; B60K13/00; B60K13/04
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
123 words
An exhaust system for a mobile vehicle having a wheel supported main frame and an operator station, the combination of; a protective frame structure for said operator station including longitudinally extending side frame members supported in elevated position relative to said main frame above said operator station, an elongated housing extending transversely between and to the front of said side frame members and being rigidly connected thereto, a muffler disposed in said housing, an exhaust duct connected to one end of said muffler and extending along one side of the frame structure to connect to the engine of said vehicle, and outlet pipe means connected to the other end of said muffler and forming an exhaust outlet at one end of said housing.
Claim 2
Dependent Claim
123 words
An exhaust system for a mobile vehicle having a wheel supported main frame and an operator station, the combination of; a protective frame structure for said operator station including longitudinally extending side frame members supported in elevated position relative to said main frame above said operator station, an elongated housing extending transversely between and to the front of said side frame members and being rigidly connected thereto, a muffler disposed in said housing, an exhaust duct connected to one end of said muffler and extending along one side of the frame structure to connect to the engine of said vehicle, and outlet pipe means connected to the other end of said muffler and forming an exhaust outlet at one end of said housing.
Claim 3
Dependent Claim
30 words
The combination of claim 1 in which said protective frame structure forms a roof portion above said operator's station and in which said muffler is disposed below said roof portion.
Claim 4
Dependent Claim
29 words
The combination of claim 1 in which said housing has open portions at opposite ends thereof, and in which said exhaust duct passes through one of said open portions.
Claim 5
Dependent Claim
24 words
The combination of claim 1 in which said muffler extends longitudinally of said housing in spaced relationship to the internal walls of said housing.
Claim 6
Dependent Claim
46 words
The combination of claim 1 in which said side frame members are supported by vertical frame members spaced at opposite sides of said main frame and extending between the latter and said side frame members and in which said housing is disposed between said vertical members.
Claim 7
Dependent Claim
19 words
The combination of claim 5 in which said exhaust duct is disposed within the spacing of said vertical members.
Claim 8
Dependent Claim
43 words
The combination of claim 1 in which said housing forms a roof portion, said roof portion forming a roof opening above and between said side frame members and in which said outlet pipe means forms an outlet opening communicating with said roof opening.
Claim 9
Dependent Claim
40 words
The combination of claim 7 and further comprising a deflector assembly mounted on said roof portion and forming a cavity communicating with said roof opening, said deflector assembly forming an exit passage for exhaust gases rearwardly of said roof opening.
Claim 10
Dependent Claim
16 words
The combination of claim 1 in which said exhaust pipe is covered with a heat shield.
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) | 1980-06-13 | 1980-12-13 | 1981-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-06-13 | 1984-12-13 | 1985-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-06-13 | 1988-12-13 | 1989-06-14 | $7700.00 | Window Closed / Lapsed |