Riding Mower Support Frame for Blinker Attachment

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Solution Overview

Problem

Conventional riding-type mowers require removal of the support frame assembly to detach the grass container, which obstructs the attachment of necessary road-run components like blinkers, as they extend beyond the driver's seat position.

Innovation Solution

A riding-type mower design where the support frame unit remains on the vehicle after grass container detachment, allowing attachment of road-run components higher than the driver's seat, with a connecting unit featuring a hook part, pin connecting parts, and a supporting member for easy positioning and attachment of the grass container.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the support frame assembly is removed to detach the grass container, then the grass container can be easily detached, but the support frame assembly cannot remain on the vehicle to attach road-run components

Engineering Contradiction:
Improvegrass container detachmentVSAvoidattachment of road-run components
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The invention segments the support frame assembly into two independent parts: the main support frame unit that remains on the vehicle, and the grass container that can be detached. The connecting unit with hook parts and pin connecting parts provides the detachment interface. This segmentation allows the main support frame unit to remain on the vehicle for attaching road-run components like blinkers, while the grass container can be easily detached when needed.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the support frame assembly is removed completely, then the grass container can be detached, but the structural complexity increases due to reattachment procedures

Engineering Contradiction:
Improvegrass container detachmentVSAvoidreattachment procedure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The connecting unit is pre-configured with hook parts that engage with the main support frame unit, and pin connecting parts that align with corresponding receptacles. This preliminary arrangement of connecting elements ensures that both detachment and reattachment can be performed quickly and easily without complex procedures. The user simply needs to remove or insert pins to detach or reattach the grass container.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If the support frame assembly extends above the driver's seat, then road-run components can be attached, but the grass container detachment becomes more difficult

Engineering Contradiction:
Improveattachment of road-run componentsVSAvoidgrass container detachment
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The connecting unit acts as an intermediary mechanism between the grass container and the main support frame unit. It features hook parts that provide the primary connection interface and pin connecting parts that secure the connection. This intermediary design allows the grass container to be easily detached by simply removing the pins, regardless of the height of the support frame unit above the driver's seat, thus maintaining ease of operation while enabling high-mounted road-run components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP2559333B1Riding-type mower
Publication Date: 2014.08.13 ISEKI & CO LTD
  • EP2559333B1 patent drawingFigure 1
  • EP2559333B1 patent drawingFigure 2
  • EP2559333B1 patent drawingFigure 3

AI summary

A riding-type mower (100) includes a vehicle body (104) having front wheels(122) and rear wheels (123), a mower unit (120) placed below the vehicle body(104), and a grass container (132) placed behind the vehicle body (104), characterized in that the riding-type mower (100) comprises a support frame unit (131,131L,131R) supporting the grass container (132), which is placed on a rear portion of the vehicle body (104) and extends to a position that is higher than a driver's seat (103), the grass container (132) is detachably connected to the support frame unit (131,131L,131R), and after the grass container (132) is detached from the support frame unit (131,131L,131R), the support frame unit (131,131L,131R) is still placed on the rear portion of the vehicle body (104).