Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Industrial
Class Information
Number: 294/68.23
Name: Handling: hand and hoist-line implements > Hoistable receptacle > With discharge or loading means > Bottom or side discharge or loading > Bucket or bailer type > Twin bucket sectors (e.g., clamshell bucket)
Description: Receptacles composed of substantially identical sectors or parts hinged or otherwise adapted to separate to release or acquire the load.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7670098 Machine to unload ties off of railroad cars Mar. 2, 2010
6896306 Actuator mechanism for a two-bucket grab device May. 24, 2005
6823616 Method of excavating Nov. 30, 2004
6643957 Unit for the collection, cleaning and calibration of electrolysis pots used for aluminium production Nov. 11, 2003
6347464 Self-cleaning hydraulic clam bucket Feb. 19, 2002
6179357 Automatically-actuated cargo and personnel scooping apparatus with pivoted extensions, magnets and buckets Jan. 30, 2001
5984394 Power bucket Nov. 16, 1999
5919027 Clamshell basket loader Jul. 6, 1999
5842427 Apparatus for mounting on a tractor or other vehicle and providing opposed movement to digging or lifting implements Dec. 1, 1998
5649729 Single line grab system Jul. 22, 1997
5622468 Disposal facility for loading objects into a container Apr. 22, 1997
5553404 Power bucket Sep. 10, 1996
5553405 Power-assisted shovel truck equipped with a water-feeding device and a water-draining device Sep. 10, 1996
5540005 Contaminated marine sediments dredging apparatus Jul. 30, 1996
5533769 Reorienting apparatus for a clamshell bucket Jul. 9, 1996
5501024 Power bucket Mar. 26, 1996
5473828 Structure of a clamshell bucket and a hydraulic control circuit Dec. 12, 1995
5472249 Excavator grapple scoop attachment Dec. 5, 1995
5443294 Single-line clamshell bucket Aug. 22, 1995
5348361 Tree mover Sep. 20, 1994
5297831 Pincer grab Mar. 29, 1994
5257887 Collection container and method Nov. 2, 1993
5238332 Device for handling of bulk material Aug. 24, 1993
5228735 Hydraulically operated clam bucket with improved force transferring arrangement Jul. 20, 1993
5217274 Tree mover Jun. 8, 1993
5209535 Power bucket May. 11, 1993
5199194 Sea bottom sampler Apr. 6, 1993
5193873 Sugar cane grab Mar. 16, 1993
5029923 Power bucket Jul. 9, 1991
5024397 Clamshell attachment for log grapple Jun. 18, 1991
4998762 Power bucket Mar. 12, 1991
4908966 Benthic dredge construction Mar. 20, 1990
4907356 Slipper bucket for grapple Mar. 13, 1990
4832390 Clamshell loader bucket with broom brushes May. 23, 1989
4826109 Helicopter supported material transfer assembly May. 2, 1989
4702076 Hydraulically operated clam-shell device Oct. 27, 1987
4695086 Two-sided grab bucket with plural operating cylinders Sep. 22, 1987
4686828 Hydraulically operated clamshell device Aug. 18, 1987
4678220 Shovel-like coupling devices with automatic material handling features Jul. 7, 1987
4654987 Grab bucket and actuating mechanism therefor Apr. 7, 1987
4565479 Raw materials charging device for preheating furnace Jan. 21, 1986
4542929 Articulating clam type grapple for a backhoe Sep. 24, 1985
4538848 Grab Sep. 3, 1985
4526413 Remote controlled self-powered excavator apparatus Jul. 2, 1985
4497608 Monument foundation digger Feb. 5, 1985
4493605 Material handling apparatus for loaders Jan. 15, 1985
4405167 Clamshell Sep. 20, 1983
4395066 Grab Jul. 26, 1983
4392774 Clam bucket attachment Jul. 12, 1983
4385780 Cylindrical hoist bucket for free flowing granular material May. 31, 1983

1 2










 
 
  Recently Added Patents
Control method of LPI lamp for LPI vehicle and logic therefor
System and methods for obstacle mapping and navigation
System and method for providing dynamic navigation through a property to a selected destination
Signal activated molecular delivery
Satellite mounting poles
Phosphor, light emitting apparatus, and liquid crystal display apparatus using the same
Display for gloves
  Randomly Featured Patents
Green synthesis of nanometals using plant extracts and use thereof
Isocyanate crosslinked waterborne coatings
Integrated circuit and method of producing a carrier wafer for an integrated circuit
Apparatus for controlling the temperature of flowable chocolate materials
Spring clip
Position control system
Capillary bridge viscometer
Method for manufacturing and golf club head
Portion of a screen display with an animated image
Slotless electric track for vehicles