#LIFT TEK VERTICAL FORKLIFT MAST PDF#

The means for mechanically connecting the carriage to the reciprocable frame have been a problem in the past, in that, welding or bolting tends to weaken the connection at a stress concentration point, namely, the curve of the corners of the box channel forming the outer extremes of the frame. The frame which is a part of the fork lift carriage rides between the two shafts while the forks and their supporting structure ride on the forward end of the mast.

Y10T29/49895- Associating parts by use of aligning means.Y10T29/49- Method of mechanical manufacture.Y10T- TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION.Y10- TECHNICAL SUBJECTS COVERED BY FORMER USPC.Y- GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS AND DIGESTS.B66F9/10- Masts Guides Chains movable in a horizontal direction relative to truck.B66F9/082- Masts Guides Chains inclinable.B66F9/07563- Fork-lift trucks adapted to be carried by transport vehicles.B66F9/075- Constructional features or details.B66F9/06- Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g.B66F9/00- Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes.DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD B66F- HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g.Assignors: TELEDYNE PRINCETON, INC., ONTARIO CORPORATION Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from US07/312,058 external-priority patent/US4921075A/en Application filed by Teledyne Princeton Inc filed Critical Teledyne Princeton Inc Priority to US07/487,151 priority Critical patent/US4999902A/en Application granted granted Critical Publication of US4999902A publication Critical patent/US4999902A/en Assigned to TEREX CORPORATION, DELAWARE CORPORATION reassignment TEREX CORPORATION, DELAWARE CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Original Assignee Teledyne Princeton Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Thompson Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number US07/487,151 Inventor Kenneth E.

#LIFT TEK VERTICAL FORKLIFT MAST PDF#

Google Patents Process for aligning a reciprocable frame between parallel vertically extending shifts of a mast of a fork liftĭownload PDF Info Publication number US4999902A US4999902A US07/487,151 US48715190A US4999902A US 4999902 A US4999902 A US 4999902A US 48715190 A US48715190 A US 48715190A US 4999902 A US4999902 A US 4999902A Authority US United States Prior art keywords carriage rollers shafts frame mast Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US4999902A - Process for aligning a reciprocable frame between parallel vertically extending shifts of a mast of a fork lift US4999902A - Process for aligning a reciprocable frame between parallel vertically extending shifts of a mast of a fork lift

Lift tek vertical forklift mast