Work difficulty assessment sheet
JP1817362SActive Publication Date: 2026-01-20MARUICHI VALVE CO LTD
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Patent Information
- Application Number
- JP2025006362D
- Authority / Receiving Office
- JP · JP
- Patent Type
- Designs
- Current Assignee / Owner
- Filing Date
- 2025-03-28
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2050-03-28
Smart Images

Figure 0001817362000001
Abstract
This sheet is used to determine the difficulty of tree felling work. Columns are marked with a score ranging from 0 to 9 for "tree condition," and rows are marked with a score ranging from 0 to 12 for "surrounding environment." The total points for each row and column are recorded in the squares at their intersections. The total points range from 0 to 21, and a skill assessment level (Grade 2, Grade 1 quasi-instructor, Grade 1, assistant instructor, instructor) is assigned based on the number of points.
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