Claims
- 1. A ready mixed concrete conveying apparatus, comprising:
- a tower mast extending vertically;
- a lift arranged on the tower mast and configured to move vertically with respect to said tower mast;
- a rotary portion arranged on the lift;
- a boom arranged on the rotary portion and configured to swing horizontally with respect to said tower mast;
- motive means for rotating the rotary portion to swing the boom horizontally with respect to said tower mast;
- motive means for vertically moving the lift, the rotary portion, and the boom in unison;
- a carrier configured to carry the ready mixed concrete between a receiving position where the carrier receives concrete and an emptying position where the carrier is emptied of concrete said receiving position and said emptying position being at different heights;
- motive means for moving said carrier between said receiving and emptying positions:
- a belt conveyor arranged on said boom and configured to convey the concrete fed from the carrier away from the carrier and toward an end of the boom distal from said tower mast; a tripper arranged on the belt conveyor at a point distal from the lift and configured to divert the flow of concrete from the belt conveyor to a location below the tripper; and
- wherein the carrier includes supply means for continuously feeding the concrete at a constant rate from the carrier to the belt conveyor when the carrier is in the emptying position.
- 2. The ready mixed concrete conveying apparatus of claim 1, wherein the boom comprises:
- a plurality of connected booms.
- 3. The ready mixed concrete conveying apparatus of claim 2, wherein the concrete is conveyed from the carrier to the belt conveyor directly.
- 4. The ready mixed concrete conveying apparatus of claim 2, further comprising:
- transferring means for conveying the concrete from the carrier to the belt conveyor.
- 5. The ready mixed concrete conveying apparatus of claim 1, wherein the concrete is conveyed from the carrier to the belt conveyor directly.
- 6. The ready mixed concrete conveying apparatus of claim 1, further comprising:
- transferring means for conveying the concrete from the carrier to the belt conveyor.
Priority Claims (1)
Number |
Date |
Country |
Kind |
6-312614 |
Nov 1994 |
JPX |
|
Parent Case Info
This application is a Division of Ser. No. 08/669,310 filed Jul. 8, 1996, now U.S. Pat. No. 5,807,059 which is a continuation-in-part of PCT/JP95/02351 (Nov. 17, 1995).
US Referenced Citations (9)
Foreign Referenced Citations (4)
Number |
Date |
Country |
903678 |
Feb 1954 |
DEX |
43392 |
Nov 1965 |
DEX |
58129 |
May 1978 |
JPX |
23454 |
Jun 1988 |
JPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
669310 |
Jul 1996 |
|
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
PCTJP9502351 |
Nov 1995 |
|