# US 2013/0154309 A1 · Work vehicle cab equipped with utility base

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- Number: US 2013/0154309 A1
- Document ID: US20130154309A1
- Status: Published application
- Kind: A1
- Application number: 13/703,816
- Filed: 2012-06-25
- Published: 2013-06-20
- Earliest claimed: 2011-12-16
- Assignees: Komatsu Ltd.
- Inventors: Takeshi Kamimae
- Web page: https://patentgrep.com/patent/US20130154309A1

## CPC

- E02F 9/16: Cabins, platforms, or the like, for drivers ({for motor vehicles in general B62D33/06}, for cranes B66C13/54)
- B60N 3/10: of receptacles for food or beverages, e.g. refrigerated
- B60N 3/101: {fixed}
- B60R 7/04: in driver or passenger space {, e.g. using racks (B60R7/005, B60R7/08 take precedence)}
- B62D 33/0612: {Cabins with living accommodation, especially for long distance road vehicles, i.e. sleeping, cooking, or other facilities (beds in general adapted to be used in vahicles A47C17/80; sanitation devices in vehicles in general B60R15/00; living accommodation in vehicles in general B60P3/32; passenger fittings in general B60N3/00)}
- E02F 9/0833: {Improving access, e.g. for maintenance, steps for improving driver's access, handrails}
- E02F 9/0858: {Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units (E02F9/16, E02F9/18 take precedence)}
- E02F 9/163: {Structures to protect drivers, e.g. cabins, doors for cabins; Falling object protection structure [FOPS]; Roll over protection structure [ROPS] (for handrails mounted on cabins E02F9/0833 takes precedence; for vehicles in general B60R21/11, B60R21/13, for fork-lift trucks B66F9/07545)}
- E02F: DREDGING; SOIL-SHIFTING (winning peat E21C49/00)
- B60N: SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M)

## Abstract

A cab includes a side panel, an operator seat, a rear panel and a utility base. The utility base includes: a base main body having a placement surface; and a front wall formed along a front side of the placement surface. The base main body has a cut-out portion formed in a front side corner thereof adjacent to an entrance in a plan view of the placement surface. The front wall has a stepped portion formed along the cut-out portion in a side view of the base main body.

## Claims

### Claim 1

A cab for a work vehicle comprising:
a side panel in which an entrance is formed;
an operator seat including a pedestal part and a seat part disposed on the pedestal part;
a rear panel disposed behind the operator seat; and
a utility base disposed in front of the rear panel and between the operator seat and the side panel, the utility base being exposed through the entrance in a side view of the side panel,
the utility base including a base main body and a front wall, the base main body having a placement surface, the front wall being formed along a front side of the placement surface,
the base main body having a cut-out portion formed in a front side corner adjacent to the entrance in a plan view of the placement surface, and
the front wall having a stepped portion formed along the cut-out portion in a side view of the base main body.

### Claim 2 (depends on 1)

The cab for a work vehicle according to claim 1, wherein
the utility base is disposed rearwards of a first straight line connecting a front side corner portion of the pedestal part and a rear end of the entrance in a plan view.

### Claim 3 (depends on 1)

The cab for a work vehicle according to claim 1, further comprising
a pillar disposed upright along a rear end of the entrance, wherein
the utility base is disposed rearwards of a second straight line connecting a front side corner portion of the pedestal part and the pillar in a plan view.

### Claim 4 (depends on 1)

The cab for a work vehicle according to claim 1, further comprising
a pillar disposed upright along a rear end of the entrance, wherein
the utility base is disposed rearwards of a third straight line slanted about the pillar at an angle of 45 degrees with respect to a back-and-forth direction in a plan view.

### Claim 5 (depends on 1)

The cab for a work vehicle according to claim 1, wherein
the base main body includes an accommodation recess formed on the placement surface.

### Claim 6 (depends on 1)

The cab for a work vehicle according to claim 1, wherein
an upper end of the utility base is positioned lower than a seat surface of the seat part.

### Claim 7 (depends on 1)

The cab for a work vehicle according to claim 1, further comprising
a floor board on which the operator seat is disposed, wherein
a height of the base main body is equal to or higher than 30 mm from the floor board.