Manhole cover

l Manhole cover for blocking out odor from the manhole inside l

1. Concept on this device.

• Improve downtown environment by blocking out odor from manhole inside.
• The flower patttern of manhole cover developed to increase drainage efficiency by preventing soil and sand influx. Also improve pedestrian safety by not to falling down by women's high heel, wheel chair on disabled people, bicycle, and baby carrage…etc.

2. Suructure

• Manhole cover(Rubber Plate) is combined to the manhole casted iron.
• This manhole cover is made of rubber with excellent durability.
• Strong point for this blocking plate.
  - price is good due to rubber material.
  - It is easy take on and take off from the manhole.
  - maintenance cost will be down.
  - Prompt replace.

3. Strong point

• We could prevent food garbage inputting to the sewer grate
• Minimize contagious disease from rat by blocking manhole.
• Minimize insect plague
• When exchanging manhole cover, we could minimize time, cost, damage of      shopping area  and pedstrain's inconvenience.
• Minimize maintenance cost due to reducing wastes, soil and sand's input to      the manhole

4. Direct effect

• Establish stable business basis by adopting new item in the manhole market.
• Strangthen business competitive power by competitive products' selling.
• Leading role in the manhole and related industries fields.

5. Indirect effect

• Improve environment condition by preventing odor and inundation in down     town and residential area.
• Improve image to clean and good environmental condition.
• Improve downtown feeling by using diversed colors of manhole cover.