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Caster wheel assembly of a pickup for an agricultural machine
US9433152B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9433152-B2 |
| Application number | US-201314432954-A |
| Country | US |
| Kind code | B2 |
| Filing date | Sep 27, 2013 |
| Priority date | Oct 1, 2012 |
| Publication date | Sep 6, 2016 |
| Grant date | Sep 6, 2016 |
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- Title
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- Abstract
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Abstract
Official abstract text for this publication.
A caster wheel assembly of a pickup for an agricultural machine, comprising a wheel on a carrier shaft mounted rotatably within a bushing of a pickup arm. The wheel being biased by a spring to be oriented in a predetermined direction relative to the pickup arm. The spring is mounted over the pickup arm between a first arm fixed to the carrier shaft and a second arm fixed to the pickup arm.
First claim
Opening claim text (preview).
The invention claimed is: 1. A caster wheel assembly of a pickup for an agricultural machine, comprising: a wheel on a carrier shaft mounted rotatably within a bushing of a pickup arm, the wheel biased by a spring to be oriented in a predetermined direction relative to the pickup arm, wherein the spring is mounted over the pickup arm between a first arm fixed to the carrier shaft and a second arm fixed to the pickup arm, wherein the point of connection of the spring to the first arm is arranged at a height above the pickup arm lower than the height of the point of connection of the spring to the second arm. 2. The caster wheel assembly according to claim 1 , wherein the spring is mounted to a protrusion extending above the first arm. 3. The caster wheel assembly according to claim 1 , wherein the first arm is a rod. 4. The caster wheel assembly according to claim 1 , wherein the first arm is a plate. 5. The caster wheel assembly according to claim 1 , wherein the spring is mounted releasably to the arms. 6. The caster wheel assembly according to claim 1 , wherein a point of contact between the wheel and the ground lies in line with a projection of an axis of the carrier shaft. 7. The caster wheel assembly according to claim 1 , wherein a point of contact between the wheel and the ground is offset from a point of a projection of an axis of the carrier shaft onto the ground.
Assignees
Inventors
Classifications
the swivel axis being symmetrical to wheel or wheels · CPC title
versatility, e.g. usable for different purposes or different arrangements · CPC title
Agricultural vehicles · CPC title
characterised by details of the swivel mechanism · CPC title
- A01D89/004Primary
Mountings, e.g. height adjustment, wheels, lifting devices · CPC title
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Frequently asked questions
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- What does patent US9433152B2 cover?
- A caster wheel assembly of a pickup for an agricultural machine, comprising a wheel on a carrier shaft mounted rotatably within a bushing of a pickup arm. The wheel being biased by a spring to be oriented in a predetermined direction relative to the pickup arm. The spring is mounted over the pickup arm between a first arm fixed to the carrier shaft and a second arm fixed to the pickup arm.
- Who is the assignee on this patent?
- Cnh Ind America Llc
- What technology area does this patent fall under?
- Primary CPC classification A01D89/004. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Sep 06 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).